164048560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157739}}^1$

素因数の和:157765

約数の個数: 40

約数和(自身を含む): 410754960

約数和(自身を除く): 246706400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 157739, 315478, 630956, 788695, 1261912, 1577390, 2050607, 2523824, 3154780, 4101214, 6309560, 8202428, 10253035, 12619120, 16404856, 20506070, 32809712, 41012140, 82024280, 164048560]

約数ペア:

[(1, 164048560), (2, 82024280), (4, 41012140), (5, 32809712), (8, 20506070), (10, 16404856), (13, 12619120), (16, 10253035), (20, 8202428), (26, 6309560), (40, 4101214), (52, 3154780), (65, 2523824), (80, 2050607), (104, 1577390), (130, 1261912), (208, 788695), (260, 630956), (520, 315478), (1040, 157739)]