130673680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{52691}}^1$

素因数の和:52735

約数の個数: 40

約数和(自身を含む): 313622784

約数和(自身を除く): 182949104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 52691, 105382, 210764, 263455, 421528, 526910, 843056, 1053820, 1633421, 2107640, 3266842, 4215280, 6533684, 8167105, 13067368, 16334210, 26134736, 32668420, 65336840, 130673680]

約数ペア:

[(1, 130673680), (2, 65336840), (4, 32668420), (5, 26134736), (8, 16334210), (10, 13067368), (16, 8167105), (20, 6533684), (31, 4215280), (40, 3266842), (62, 2107640), (80, 1633421), (124, 1053820), (155, 843056), (248, 526910), (310, 421528), (496, 263455), (620, 210764), (1240, 105382), (2480, 52691)]