50921000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{3917}}^1$

素因数の和:3951

約数の個数: 64

約数和(自身を含む): 128353680

約数和(自身を除く): 77432680

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, 1000, 1300, 1625, 2600, 3250, 3917, 6500, 7834, 13000, 15668, 19585, 31336, 39170, 50921, 78340, 97925, 101842, 156680, 195850, 203684, 254605, 391700, 407368, 489625, 509210, 783400, 979250, 1018420, 1273025, 1958500, 2036840, 2546050, 3917000, 5092100, 6365125, 10184200, 12730250, 25460500, 50921000]

約数ペア:

[(1, 50921000), (2, 25460500), (4, 12730250), (5, 10184200), (8, 6365125), (10, 5092100), (13, 3917000), (20, 2546050), (25, 2036840), (26, 1958500), (40, 1273025), (50, 1018420), (52, 979250), (65, 783400), (100, 509210), (104, 489625), (125, 407368), (130, 391700), (200, 254605), (250, 203684), (260, 195850), (325, 156680), (500, 101842), (520, 97925), (650, 78340), (1000, 50921), (1300, 39170), (1625, 31336), (2600, 19585), (3250, 15668), (3917, 13000), (6500, 7834)]