99998175

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 170346240

約数和(自身を除く): 70348065

約数列:

[1, 3, 5, 15, 25, 71, 75, 89, 211, 213, 267, 355, 445, 633, 1055, 1065, 1335, 1775, 2225, 3165, 5275, 5325, 6319, 6675, 14981, 15825, 18779, 18957, 31595, 44943, 56337, 74905, 93895, 94785, 157975, 224715, 281685, 374525, 469475, 473925, 1123575, 1333309, 1408425, 3999927, 6666545, 19999635, 33332725, 99998175]

約数ペア:

[(1, 99998175), (3, 33332725), (5, 19999635), (15, 6666545), (25, 3999927), (71, 1408425), (75, 1333309), (89, 1123575), (211, 473925), (213, 469475), (267, 374525), (355, 281685), (445, 224715), (633, 157975), (1055, 94785), (1065, 93895), (1335, 74905), (1775, 56337), (2225, 44943), (3165, 31595), (5275, 18957), (5325, 18779), (6319, 15825), (6675, 14981)]