80457865540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18203137}}^1$

素因数の和:18203176

約数の個数: 48

約数和(自身を含む): 192662012592

約数和(自身を除く): 112204147052

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 18203137, 36406274, 72812548, 91015685, 182031370, 236640781, 309453329, 364062740, 473281562, 618906658, 946563124, 1183203905, 1237813316, 1547266645, 2366407810, 3094533290, 4022893277, 4732815620, 6189066580, 8045786554, 16091573108, 20114466385, 40228932770, 80457865540]

約数ペア:

[(1, 80457865540), (2, 40228932770), (4, 20114466385), (5, 16091573108), (10, 8045786554), (13, 6189066580), (17, 4732815620), (20, 4022893277), (26, 3094533290), (34, 2366407810), (52, 1547266645), (65, 1237813316), (68, 1183203905), (85, 946563124), (130, 618906658), (170, 473281562), (221, 364062740), (260, 309453329), (340, 236640781), (442, 182031370), (884, 91015685), (1105, 72812548), (2210, 36406274), (4420, 18203137)]