69639290

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 148608000

約数和(自身を除く): 78968710

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 79, 98, 158, 245, 257, 343, 395, 490, 514, 553, 686, 790, 1106, 1285, 1715, 1799, 2570, 2765, 3430, 3598, 3871, 5530, 7742, 8995, 12593, 17990, 19355, 20303, 25186, 27097, 38710, 40606, 54194, 62965, 88151, 101515, 125930, 135485, 142121, 176302, 203030, 270970, 284242, 440755, 710605, 881510, 994847, 1421210, 1989694, 4974235, 6963929, 9948470, 13927858, 34819645, 69639290]

約数ペア:

[(1, 69639290), (2, 34819645), (5, 13927858), (7, 9948470), (10, 6963929), (14, 4974235), (35, 1989694), (49, 1421210), (70, 994847), (79, 881510), (98, 710605), (158, 440755), (245, 284242), (257, 270970), (343, 203030), (395, 176302), (490, 142121), (514, 135485), (553, 125930), (686, 101515), (790, 88151), (1106, 62965), (1285, 54194), (1715, 40606), (1799, 38710), (2570, 27097), (2765, 25186), (3430, 20303), (3598, 19355), (3871, 17990), (5530, 12593), (7742, 8995)]