78481390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{2591}}^1$

素因数の和:2844

約数の個数: 32

約数和(自身を含む): 152845056

約数和(自身を除く): 74363666

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 233, 466, 1165, 2330, 2591, 3029, 5182, 6058, 12955, 15145, 25910, 30290, 33683, 67366, 168415, 336830, 603703, 1207406, 3018515, 6037030, 7848139, 15696278, 39240695, 78481390]

約数ペア:

[(1, 78481390), (2, 39240695), (5, 15696278), (10, 7848139), (13, 6037030), (26, 3018515), (65, 1207406), (130, 603703), (233, 336830), (466, 168415), (1165, 67366), (2330, 33683), (2591, 30290), (3029, 25910), (5182, 15145), (6058, 12955)]