167386700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{389}}^1$

素因数の和:747

約数の個数: 72

約数和(自身を含む): 393360240

約数和(自身を除く): 225973540

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 331, 389, 650, 662, 778, 1300, 1324, 1556, 1655, 1945, 3310, 3890, 4303, 5057, 6620, 7780, 8275, 8606, 9725, 10114, 16550, 17212, 19450, 20228, 21515, 25285, 33100, 38900, 43030, 50570, 86060, 101140, 107575, 126425, 128759, 215150, 252850, 257518, 430300, 505700, 515036, 643795, 1287590, 1673867, 2575180, 3218975, 3347734, 6437950, 6695468, 8369335, 12875900, 16738670, 33477340, 41846675, 83693350, 167386700]

約数ペア:

[(1, 167386700), (2, 83693350), (4, 41846675), (5, 33477340), (10, 16738670), (13, 12875900), (20, 8369335), (25, 6695468), (26, 6437950), (50, 3347734), (52, 3218975), (65, 2575180), (100, 1673867), (130, 1287590), (260, 643795), (325, 515036), (331, 505700), (389, 430300), (650, 257518), (662, 252850), (778, 215150), (1300, 128759), (1324, 126425), (1556, 107575), (1655, 101140), (1945, 86060), (3310, 50570), (3890, 43030), (4303, 38900), (5057, 33100), (6620, 25285), (7780, 21515), (8275, 20228), (8606, 19450), (9725, 17212), (10114, 16550)]