129995710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{32257}}^1$

素因数の和:32308

約数の個数: 32

約数和(自身を含む): 260128512

約数和(自身を除く): 130132802

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 32257, 64514, 161285, 322570, 419341, 838682, 999967, 1999934, 2096705, 4193410, 4999835, 9999670, 12999571, 25999142, 64997855, 129995710]

約数ペア:

[(1, 129995710), (2, 64997855), (5, 25999142), (10, 12999571), (13, 9999670), (26, 4999835), (31, 4193410), (62, 2096705), (65, 1999934), (130, 999967), (155, 838682), (310, 419341), (403, 322570), (806, 161285), (2015, 64514), (4030, 32257)]