164089120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{78889}}^1$

素因数の和:78917

約数の個数: 48

約数和(自身を含む): 417485880

約数和(自身を除く): 253396760

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, 78889, 157778, 315556, 394445, 631112, 788890, 1025557, 1262224, 1577780, 2051114, 2524448, 3155560, 4102228, 5127785, 6311120, 8204456, 10255570, 12622240, 16408912, 20511140, 32817824, 41022280, 82044560, 164089120]

約数ペア:

[(1, 164089120), (2, 82044560), (4, 41022280), (5, 32817824), (8, 20511140), (10, 16408912), (13, 12622240), (16, 10255570), (20, 8204456), (26, 6311120), (32, 5127785), (40, 4102228), (52, 3155560), (65, 2524448), (80, 2051114), (104, 1577780), (130, 1262224), (160, 1025557), (208, 788890), (260, 631112), (416, 394445), (520, 315556), (1040, 157778), (2080, 78889)]