207977120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99989}}^1$

素因数の和:100017

約数の個数: 48

約数和(自身を含む): 529147080

約数和(自身を除く): 321169960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 99989, 199978, 399956, 499945, 799912, 999890, 1299857, 1599824, 1999780, 2599714, 3199648, 3999560, 5199428, 6499285, 7999120, 10398856, 12998570, 15998240, 20797712, 25997140, 41595424, 51994280, 103988560, 207977120]

約数ペア:

[(1, 207977120), (2, 103988560), (4, 51994280), (5, 41595424), (8, 25997140), (10, 20797712), (13, 15998240), (16, 12998570), (20, 10398856), (26, 7999120), (32, 6499285), (40, 5199428), (52, 3999560), (65, 3199648), (80, 2599714), (104, 1999780), (130, 1599824), (160, 1299857), (208, 999890), (260, 799912), (416, 499945), (520, 399956), (1040, 199978), (2080, 99989)]