12571000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{967}}^1$

素因数の和:1001

約数の個数: 64

約数和(自身を含む): 31711680

約数和(自身を除く): 19140680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 650, 967, 1000, 1300, 1625, 1934, 2600, 3250, 3868, 4835, 6500, 7736, 9670, 12571, 13000, 19340, 24175, 25142, 38680, 48350, 50284, 62855, 96700, 100568, 120875, 125710, 193400, 241750, 251420, 314275, 483500, 502840, 628550, 967000, 1257100, 1571375, 2514200, 3142750, 6285500, 12571000]

約数ペア:

[(1, 12571000), (2, 6285500), (4, 3142750), (5, 2514200), (8, 1571375), (10, 1257100), (13, 967000), (20, 628550), (25, 502840), (26, 483500), (40, 314275), (50, 251420), (52, 241750), (65, 193400), (100, 125710), (104, 120875), (125, 100568), (130, 96700), (200, 62855), (250, 50284), (260, 48350), (325, 38680), (500, 25142), (520, 24175), (650, 19340), (967, 13000), (1000, 12571), (1300, 9670), (1625, 7736), (1934, 6500), (2600, 4835), (3250, 3868)]