81565416

素因数分解:

$2^3\times 3^2\times {\mathrm{137}}^1\times {\mathrm{8269}}^1$

素因数の和:8418

約数の個数: 48

約数和(自身を含む): 222545700

約数和(自身を除く): 140980284

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 137, 274, 411, 548, 822, 1096, 1233, 1644, 2466, 3288, 4932, 8269, 9864, 16538, 24807, 33076, 49614, 66152, 74421, 99228, 148842, 198456, 297684, 595368, 1132853, 2265706, 3398559, 4531412, 6797118, 9062824, 10195677, 13594236, 20391354, 27188472, 40782708, 81565416]

約数ペア:

[(1, 81565416), (2, 40782708), (3, 27188472), (4, 20391354), (6, 13594236), (8, 10195677), (9, 9062824), (12, 6797118), (18, 4531412), (24, 3398559), (36, 2265706), (72, 1132853), (137, 595368), (274, 297684), (411, 198456), (548, 148842), (822, 99228), (1096, 74421), (1233, 66152), (1644, 49614), (2466, 33076), (3288, 24807), (4932, 16538), (8269, 9864)]