105727640

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{43331}}^1$

素因数の和:43403

約数の個数: 32

約数和(自身を含む): 241792560

約数和(自身を除く): 136064920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 43331, 86662, 173324, 216655, 346648, 433310, 866620, 1733240, 2643191, 5286382, 10572764, 13215955, 21145528, 26431910, 52863820, 105727640]

約数ペア:

[(1, 105727640), (2, 52863820), (4, 26431910), (5, 21145528), (8, 13215955), (10, 10572764), (20, 5286382), (40, 2643191), (61, 1733240), (122, 866620), (244, 433310), (305, 346648), (488, 216655), (610, 173324), (1220, 86662), (2440, 43331)]