857290000

素因数分解:

$2^4\times 5^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:403

約数の個数: 200

約数和(自身を含む): 2443567808

約数和(自身を除く): 1586277808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 37, 40, 50, 56, 70, 74, 80, 100, 112, 125, 140, 148, 175, 185, 200, 250, 259, 280, 296, 331, 350, 370, 400, 500, 518, 560, 592, 625, 662, 700, 740, 875, 925, 1000, 1036, 1250, 1295, 1324, 1400, 1480, 1655, 1750, 1850, 2000, 2072, 2317, 2500, 2590, 2648, 2800, 2960, 3310, 3500, 3700, 4144, 4375, 4625, 4634, 5000, 5180, 5296, 6475, 6620, 7000, 7400, 8275, 8750, 9250, 9268, 10000, 10360, 11585, 12247, 12950, 13240, 14000, 14800, 16550, 17500, 18500, 18536, 20720, 23125, 23170, 24494, 25900, 26480, 32375, 33100, 35000, 37000, 37072, 41375, 46250, 46340, 48988, 51800, 57925, 61235, 64750, 66200, 70000, 74000, 82750, 85729, 92500, 92680, 97976, 103600, 115850, 122470, 129500, 132400, 161875, 165500, 171458, 185000, 185360, 195952, 206875, 231700, 244940, 259000, 289625, 306175, 323750, 331000, 342916, 370000, 413750, 428645, 463400, 489880, 518000, 579250, 612350, 647500, 662000, 685832, 827500, 857290, 926800, 979760, 1158500, 1224700, 1295000, 1371664, 1448125, 1530875, 1655000, 1714580, 2143225, 2317000, 2449400, 2590000, 2896250, 3061750, 3310000, 3429160, 4286450, 4634000, 4898800, 5792500, 6123500, 6858320, 7654375, 8572900, 10716125, 11585000, 12247000, 15308750, 17145800, 21432250, 23170000, 24494000, 30617500, 34291600, 42864500, 53580625, 61235000, 85729000, 107161250, 122470000, 171458000, 214322500, 428645000, 857290000]

約数ペア:

[(1, 857290000), (2, 428645000), (4, 214322500), (5, 171458000), (7, 122470000), (8, 107161250), (10, 85729000), (14, 61235000), (16, 53580625), (20, 42864500), (25, 34291600), (28, 30617500), (35, 24494000), (37, 23170000), (40, 21432250), (50, 17145800), (56, 15308750), (70, 12247000), (74, 11585000), (80, 10716125), (100, 8572900), (112, 7654375), (125, 6858320), (140, 6123500), (148, 5792500), (175, 4898800), (185, 4634000), (200, 4286450), (250, 3429160), (259, 3310000), (280, 3061750), (296, 2896250), (331, 2590000), (350, 2449400), (370, 2317000), (400, 2143225), (500, 1714580), (518, 1655000), (560, 1530875), (592, 1448125), (625, 1371664), (662, 1295000), (700, 1224700), (740, 1158500), (875, 979760), (925, 926800), (1000, 857290), (1036, 827500), (1250, 685832), (1295, 662000), (1324, 647500), (1400, 612350), (1480, 579250), (1655, 518000), (1750, 489880), (1850, 463400), (2000, 428645), (2072, 413750), (2317, 370000), (2500, 342916), (2590, 331000), (2648, 323750), (2800, 306175), (2960, 289625), (3310, 259000), (3500, 244940), (3700, 231700), (4144, 206875), (4375, 195952), (4625, 185360), (4634, 185000), (5000, 171458), (5180, 165500), (5296, 161875), (6475, 132400), (6620, 129500), (7000, 122470), (7400, 115850), (8275, 103600), (8750, 97976), (9250, 92680), (9268, 92500), (10000, 85729), (10360, 82750), (11585, 74000), (12247, 70000), (12950, 66200), (13240, 64750), (14000, 61235), (14800, 57925), (16550, 51800), (17500, 48988), (18500, 46340), (18536, 46250), (20720, 41375), (23125, 37072), (23170, 37000), (24494, 35000), (25900, 33100), (26480, 32375)]