25370000

素因数分解:

$2^4\times 5^4\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:130

約数の個数: 100

約数和(自身を含む): 63917040

約数和(自身を除く): 38547040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 59, 80, 86, 100, 118, 125, 172, 200, 215, 236, 250, 295, 344, 400, 430, 472, 500, 590, 625, 688, 860, 944, 1000, 1075, 1180, 1250, 1475, 1720, 2000, 2150, 2360, 2500, 2537, 2950, 3440, 4300, 4720, 5000, 5074, 5375, 5900, 7375, 8600, 10000, 10148, 10750, 11800, 12685, 14750, 17200, 20296, 21500, 23600, 25370, 26875, 29500, 36875, 40592, 43000, 50740, 53750, 59000, 63425, 73750, 86000, 101480, 107500, 118000, 126850, 147500, 202960, 215000, 253700, 295000, 317125, 430000, 507400, 590000, 634250, 1014800, 1268500, 1585625, 2537000, 3171250, 5074000, 6342500, 12685000, 25370000]

約数ペア:

[(1, 25370000), (2, 12685000), (4, 6342500), (5, 5074000), (8, 3171250), (10, 2537000), (16, 1585625), (20, 1268500), (25, 1014800), (40, 634250), (43, 590000), (50, 507400), (59, 430000), (80, 317125), (86, 295000), (100, 253700), (118, 215000), (125, 202960), (172, 147500), (200, 126850), (215, 118000), (236, 107500), (250, 101480), (295, 86000), (344, 73750), (400, 63425), (430, 59000), (472, 53750), (500, 50740), (590, 43000), (625, 40592), (688, 36875), (860, 29500), (944, 26875), (1000, 25370), (1075, 23600), (1180, 21500), (1250, 20296), (1475, 17200), (1720, 14750), (2000, 12685), (2150, 11800), (2360, 10750), (2500, 10148), (2537, 10000), (2950, 8600), (3440, 7375), (4300, 5900), (4720, 5375), (5000, 5074)]