64056980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12967}}^1$

素因数の和:13008

約数の個数: 48

約数和(自身を含む): 152503680

約数和(自身を除く): 88446700

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 12967, 25934, 51868, 64835, 129670, 168571, 246373, 259340, 337142, 492746, 674284, 842855, 985492, 1231865, 1685710, 2463730, 3202849, 3371420, 4927460, 6405698, 12811396, 16014245, 32028490, 64056980]

約数ペア:

[(1, 64056980), (2, 32028490), (4, 16014245), (5, 12811396), (10, 6405698), (13, 4927460), (19, 3371420), (20, 3202849), (26, 2463730), (38, 1685710), (52, 1231865), (65, 985492), (76, 842855), (95, 674284), (130, 492746), (190, 337142), (247, 259340), (260, 246373), (380, 168571), (494, 129670), (988, 64835), (1235, 51868), (2470, 25934), (4940, 12967)]