80497670420

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{839}}^1\times {\mathrm{8431}}^1$

素因数の和:9848

約数の個数: 48

約数和(自身を含む): 169564147200

約数和(自身を除く): 89066476780

約数列:

[1, 2, 4, 5, 10, 20, 569, 839, 1138, 1678, 2276, 2845, 3356, 4195, 5690, 8390, 8431, 11380, 16780, 16862, 33724, 42155, 84310, 168620, 477391, 954782, 1909564, 2386955, 4773910, 4797239, 7073609, 9547820, 9594478, 14147218, 19188956, 23986195, 28294436, 35368045, 47972390, 70736090, 95944780, 141472180, 4024883521, 8049767042, 16099534084, 20124417605, 40248835210, 80497670420]

約数ペア:

[(1, 80497670420), (2, 40248835210), (4, 20124417605), (5, 16099534084), (10, 8049767042), (20, 4024883521), (569, 141472180), (839, 95944780), (1138, 70736090), (1678, 47972390), (2276, 35368045), (2845, 28294436), (3356, 23986195), (4195, 19188956), (5690, 14147218), (8390, 9594478), (8431, 9547820), (11380, 7073609), (16780, 4797239), (16862, 4773910), (33724, 2386955), (42155, 1909564), (84310, 954782), (168620, 477391)]