145171760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{58537}}^1$

素因数の和:58581

約数の個数: 40

約数和(自身を含む): 348418176

約数和(自身を除く): 203246416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 58537, 117074, 234148, 292685, 468296, 585370, 936592, 1170740, 1814647, 2341480, 3629294, 4682960, 7258588, 9073235, 14517176, 18146470, 29034352, 36292940, 72585880, 145171760]

約数ペア:

[(1, 145171760), (2, 72585880), (4, 36292940), (5, 29034352), (8, 18146470), (10, 14517176), (16, 9073235), (20, 7258588), (31, 4682960), (40, 3629294), (62, 2341480), (80, 1814647), (124, 1170740), (155, 936592), (248, 585370), (310, 468296), (496, 292685), (620, 234148), (1240, 117074), (2480, 58537)]