72187875

素因数分解:

$3^3\times 5^3\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 135757440

約数和(自身を除く): 63569565

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 73, 75, 125, 135, 219, 225, 293, 365, 375, 657, 675, 879, 1095, 1125, 1465, 1825, 1971, 2637, 3285, 3375, 4395, 5475, 7325, 7911, 9125, 9855, 13185, 16425, 21389, 21975, 27375, 36625, 39555, 49275, 64167, 65925, 82125, 106945, 109875, 192501, 197775, 246375, 320835, 329625, 534725, 577503, 962505, 988875, 1604175, 2673625, 2887515, 4812525, 8020875, 14437575, 24062625, 72187875]

約数ペア:

[(1, 72187875), (3, 24062625), (5, 14437575), (9, 8020875), (15, 4812525), (25, 2887515), (27, 2673625), (45, 1604175), (73, 988875), (75, 962505), (125, 577503), (135, 534725), (219, 329625), (225, 320835), (293, 246375), (365, 197775), (375, 192501), (657, 109875), (675, 106945), (879, 82125), (1095, 65925), (1125, 64167), (1465, 49275), (1825, 39555), (1971, 36625), (2637, 27375), (3285, 21975), (3375, 21389), (4395, 16425), (5475, 13185), (7325, 9855), (7911, 9125)]