31150970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 64198656

約数和(自身を除く): 33047686

約数列:

[1, 2, 5, 10, 17, 23, 31, 34, 46, 62, 85, 115, 155, 170, 230, 257, 310, 391, 514, 527, 713, 782, 1054, 1285, 1426, 1955, 2570, 2635, 3565, 3910, 4369, 5270, 5911, 7130, 7967, 8738, 11822, 12121, 15934, 21845, 24242, 29555, 39835, 43690, 59110, 60605, 79670, 100487, 121210, 135439, 183241, 200974, 270878, 366482, 502435, 677195, 916205, 1004870, 1354390, 1832410, 3115097, 6230194, 15575485, 31150970]

約数ペア:

[(1, 31150970), (2, 15575485), (5, 6230194), (10, 3115097), (17, 1832410), (23, 1354390), (31, 1004870), (34, 916205), (46, 677195), (62, 502435), (85, 366482), (115, 270878), (155, 200974), (170, 183241), (230, 135439), (257, 121210), (310, 100487), (391, 79670), (514, 60605), (527, 59110), (713, 43690), (782, 39835), (1054, 29555), (1285, 24242), (1426, 21845), (1955, 15934), (2570, 12121), (2635, 11822), (3565, 8738), (3910, 7967), (4369, 7130), (5270, 5911)]