131902520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{106373}}^1$

素因数の和:106415

約数の個数: 32

約数和(自身を含む): 306357120

約数和(自身を除く): 174454600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 106373, 212746, 425492, 531865, 850984, 1063730, 2127460, 3297563, 4254920, 6595126, 13190252, 16487815, 26380504, 32975630, 65951260, 131902520]

約数ペア:

[(1, 131902520), (2, 65951260), (4, 32975630), (5, 26380504), (8, 16487815), (10, 13190252), (20, 6595126), (31, 4254920), (40, 3297563), (62, 2127460), (124, 1063730), (155, 850984), (248, 531865), (310, 425492), (620, 212746), (1240, 106373)]