129760160

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{7177}}^1$

素因数の和:7305

約数の個数: 48

約数和(自身を含む): 309314376

約数和(自身を除く): 179554216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 226, 452, 565, 904, 1130, 1808, 2260, 3616, 4520, 7177, 9040, 14354, 18080, 28708, 35885, 57416, 71770, 114832, 143540, 229664, 287080, 574160, 811001, 1148320, 1622002, 3244004, 4055005, 6488008, 8110010, 12976016, 16220020, 25952032, 32440040, 64880080, 129760160]

約数ペア:

[(1, 129760160), (2, 64880080), (4, 32440040), (5, 25952032), (8, 16220020), (10, 12976016), (16, 8110010), (20, 6488008), (32, 4055005), (40, 3244004), (80, 1622002), (113, 1148320), (160, 811001), (226, 574160), (452, 287080), (565, 229664), (904, 143540), (1130, 114832), (1808, 71770), (2260, 57416), (3616, 35885), (4520, 28708), (7177, 18080), (9040, 14354)]