89171325

素因数分解:

$3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 166406760

約数和(自身を除く): 77235435

約数列:

[1, 3, 5, 9, 15, 25, 45, 61, 73, 75, 89, 183, 219, 225, 267, 305, 365, 445, 549, 657, 801, 915, 1095, 1335, 1525, 1825, 2225, 2745, 3285, 4005, 4453, 4575, 5429, 5475, 6497, 6675, 13359, 13725, 16287, 16425, 19491, 20025, 22265, 27145, 32485, 40077, 48861, 58473, 66795, 81435, 97455, 111325, 135725, 162425, 200385, 244305, 292365, 333975, 396317, 407175, 487275, 1001925, 1188951, 1221525, 1461825, 1981585, 3566853, 5944755, 9907925, 17834265, 29723775, 89171325]

約数ペア:

[(1, 89171325), (3, 29723775), (5, 17834265), (9, 9907925), (15, 5944755), (25, 3566853), (45, 1981585), (61, 1461825), (73, 1221525), (75, 1188951), (89, 1001925), (183, 487275), (219, 407175), (225, 396317), (267, 333975), (305, 292365), (365, 244305), (445, 200385), (549, 162425), (657, 135725), (801, 111325), (915, 97455), (1095, 81435), (1335, 66795), (1525, 58473), (1825, 48861), (2225, 40077), (2745, 32485), (3285, 27145), (4005, 22265), (4453, 20025), (4575, 19491), (5429, 16425), (5475, 16287), (6497, 13725), (6675, 13359)]