25566736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1217}}^1$

素因数の和:1339

約数の個数: 40

約数和(自身を含む): 53918424

約数和(自身を除く): 28351688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 104, 202, 208, 404, 808, 1217, 1313, 1616, 2434, 2626, 4868, 5252, 9736, 10504, 15821, 19472, 21008, 31642, 63284, 122917, 126568, 245834, 253136, 491668, 983336, 1597921, 1966672, 3195842, 6391684, 12783368, 25566736]

約数ペア:

[(1, 25566736), (2, 12783368), (4, 6391684), (8, 3195842), (13, 1966672), (16, 1597921), (26, 983336), (52, 491668), (101, 253136), (104, 245834), (202, 126568), (208, 122917), (404, 63284), (808, 31642), (1217, 21008), (1313, 19472), (1616, 15821), (2434, 10504), (2626, 9736), (4868, 5252)]