260258830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{853}}^1\times {\mathrm{2347}}^1$

素因数の和:3220

約数の個数: 32

約数和(自身を含む): 505308384

約数和(自身を除く): 245049554

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 853, 1706, 2347, 4265, 4694, 8530, 11089, 11735, 22178, 23470, 30511, 55445, 61022, 110890, 152555, 305110, 2001991, 4003982, 10009955, 20019910, 26025883, 52051766, 130129415, 260258830]

約数ペア:

[(1, 260258830), (2, 130129415), (5, 52051766), (10, 26025883), (13, 20019910), (26, 10009955), (65, 4003982), (130, 2001991), (853, 305110), (1706, 152555), (2347, 110890), (4265, 61022), (4694, 55445), (8530, 30511), (11089, 23470), (11735, 22178)]