56415970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13999}}^1$

素因数の和:14050

約数の個数: 32

約数和(自身を含む): 112896000

約数和(自身を除く): 56480030

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 13999, 27998, 69995, 139990, 181987, 363974, 433969, 867938, 909935, 1819870, 2169845, 4339690, 5641597, 11283194, 28207985, 56415970]

約数ペア:

[(1, 56415970), (2, 28207985), (5, 11283194), (10, 5641597), (13, 4339690), (26, 2169845), (31, 1819870), (62, 909935), (65, 867938), (130, 433969), (155, 363974), (310, 181987), (403, 139990), (806, 69995), (2015, 27998), (4030, 13999)]