129510560

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26111}}^1$

素因数の和:26157

約数の個数: 48

約数和(自身を含む): 315850752

約数和(自身を除く): 186340192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 26111, 52222, 104444, 130555, 208888, 261110, 417776, 522220, 809441, 835552, 1044440, 1618882, 2088880, 3237764, 4047205, 4177760, 6475528, 8094410, 12951056, 16188820, 25902112, 32377640, 64755280, 129510560]

約数ペア:

[(1, 129510560), (2, 64755280), (4, 32377640), (5, 25902112), (8, 16188820), (10, 12951056), (16, 8094410), (20, 6475528), (31, 4177760), (32, 4047205), (40, 3237764), (62, 2088880), (80, 1618882), (124, 1044440), (155, 835552), (160, 809441), (248, 522220), (310, 417776), (496, 261110), (620, 208888), (992, 130555), (1240, 104444), (2480, 52222), (4960, 26111)]