78845200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{971}}^1$

素因数の和:1025

約数の個数: 120

約数和(自身を含む): 224182080

約数和(自身を除く): 145336880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 35, 40, 50, 56, 58, 70, 80, 100, 112, 116, 140, 145, 175, 200, 203, 232, 280, 290, 350, 400, 406, 464, 560, 580, 700, 725, 812, 971, 1015, 1160, 1400, 1450, 1624, 1942, 2030, 2320, 2800, 2900, 3248, 3884, 4060, 4855, 5075, 5800, 6797, 7768, 8120, 9710, 10150, 11600, 13594, 15536, 16240, 19420, 20300, 24275, 27188, 28159, 33985, 38840, 40600, 48550, 54376, 56318, 67970, 77680, 81200, 97100, 108752, 112636, 135940, 140795, 169925, 194200, 197113, 225272, 271880, 281590, 339850, 388400, 394226, 450544, 543760, 563180, 679700, 703975, 788452, 985565, 1126360, 1359400, 1407950, 1576904, 1971130, 2252720, 2718800, 2815900, 3153808, 3942260, 4927825, 5631800, 7884520, 9855650, 11263600, 15769040, 19711300, 39422600, 78845200]

約数ペア:

[(1, 78845200), (2, 39422600), (4, 19711300), (5, 15769040), (7, 11263600), (8, 9855650), (10, 7884520), (14, 5631800), (16, 4927825), (20, 3942260), (25, 3153808), (28, 2815900), (29, 2718800), (35, 2252720), (40, 1971130), (50, 1576904), (56, 1407950), (58, 1359400), (70, 1126360), (80, 985565), (100, 788452), (112, 703975), (116, 679700), (140, 563180), (145, 543760), (175, 450544), (200, 394226), (203, 388400), (232, 339850), (280, 281590), (290, 271880), (350, 225272), (400, 197113), (406, 194200), (464, 169925), (560, 140795), (580, 135940), (700, 112636), (725, 108752), (812, 97100), (971, 81200), (1015, 77680), (1160, 67970), (1400, 56318), (1450, 54376), (1624, 48550), (1942, 40600), (2030, 38840), (2320, 33985), (2800, 28159), (2900, 27188), (3248, 24275), (3884, 20300), (4060, 19420), (4855, 16240), (5075, 15536), (5800, 13594), (6797, 11600), (7768, 10150), (8120, 9710)]