80485260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{977}}^1\times {\mathrm{1373}}^1$

素因数の和:2362

約数の個数: 48

約数和(自身を含む): 225753696

約数和(自身を除く): 145268436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 977, 1373, 1954, 2746, 2931, 3908, 4119, 4885, 5492, 5862, 6865, 8238, 9770, 11724, 13730, 14655, 16476, 19540, 20595, 27460, 29310, 41190, 58620, 82380, 1341421, 2682842, 4024263, 5365684, 6707105, 8048526, 13414210, 16097052, 20121315, 26828420, 40242630, 80485260]

約数ペア:

[(1, 80485260), (2, 40242630), (3, 26828420), (4, 20121315), (5, 16097052), (6, 13414210), (10, 8048526), (12, 6707105), (15, 5365684), (20, 4024263), (30, 2682842), (60, 1341421), (977, 82380), (1373, 58620), (1954, 41190), (2746, 29310), (2931, 27460), (3908, 20595), (4119, 19540), (4885, 16476), (5492, 14655), (5862, 13730), (6865, 11724), (8238, 9770)]