22447100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 54246528

約数和(自身を除く): 31799428

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 557, 620, 650, 775, 806, 1114, 1300, 1550, 1612, 2015, 2228, 2785, 3100, 4030, 5570, 7241, 8060, 10075, 11140, 13925, 14482, 17267, 20150, 27850, 28964, 34534, 36205, 40300, 55700, 69068, 72410, 86335, 144820, 172670, 181025, 224471, 345340, 362050, 431675, 448942, 724100, 863350, 897884, 1122355, 1726700, 2244710, 4489420, 5611775, 11223550, 22447100]

約数ペア:

[(1, 22447100), (2, 11223550), (4, 5611775), (5, 4489420), (10, 2244710), (13, 1726700), (20, 1122355), (25, 897884), (26, 863350), (31, 724100), (50, 448942), (52, 431675), (62, 362050), (65, 345340), (100, 224471), (124, 181025), (130, 172670), (155, 144820), (260, 86335), (310, 72410), (325, 69068), (403, 55700), (557, 40300), (620, 36205), (650, 34534), (775, 28964), (806, 27850), (1114, 20150), (1300, 17267), (1550, 14482), (1612, 13925), (2015, 11140), (2228, 10075), (2785, 8060), (3100, 7241), (4030, 5570)]