86078980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4663}}^1$

素因数の和:4756

約数の個数: 48

約数和(自身を含む): 197455104

約数和(自身を除く): 111376124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 4615, 4663, 9230, 9326, 18460, 18652, 23315, 46630, 60619, 93260, 121238, 242476, 303095, 331073, 606190, 662146, 1212380, 1324292, 1655365, 3310730, 4303949, 6621460, 8607898, 17215796, 21519745, 43039490, 86078980]

約数ペア:

[(1, 86078980), (2, 43039490), (4, 21519745), (5, 17215796), (10, 8607898), (13, 6621460), (20, 4303949), (26, 3310730), (52, 1655365), (65, 1324292), (71, 1212380), (130, 662146), (142, 606190), (260, 331073), (284, 303095), (355, 242476), (710, 121238), (923, 93260), (1420, 60619), (1846, 46630), (3692, 23315), (4615, 18652), (4663, 18460), (9230, 9326)]