78390416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3659}}^1$

素因数の和:3783

約数の個数: 40

約数和(自身を含む): 165197760

約数和(自身を除く): 86807344

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 103, 104, 206, 208, 412, 824, 1339, 1648, 2678, 3659, 5356, 7318, 10712, 14636, 21424, 29272, 47567, 58544, 95134, 190268, 376877, 380536, 753754, 761072, 1507508, 3015016, 4899401, 6030032, 9798802, 19597604, 39195208, 78390416]

約数ペア:

[(1, 78390416), (2, 39195208), (4, 19597604), (8, 9798802), (13, 6030032), (16, 4899401), (26, 3015016), (52, 1507508), (103, 761072), (104, 753754), (206, 380536), (208, 376877), (412, 190268), (824, 95134), (1339, 58544), (1648, 47567), (2678, 29272), (3659, 21424), (5356, 14636), (7318, 10712)]