202913870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:653

約数の個数: 64

約数和(自身を含む): 405907200

約数和(自身を除く): 202993330

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 79, 85, 145, 158, 170, 290, 395, 493, 521, 790, 986, 1042, 1343, 2291, 2465, 2605, 2686, 4582, 4930, 5210, 6715, 8857, 11455, 13430, 15109, 17714, 22910, 30218, 38947, 41159, 44285, 75545, 77894, 82318, 88570, 151090, 194735, 205795, 256853, 389470, 411590, 513706, 699703, 1193611, 1284265, 1399406, 2387222, 2568530, 3498515, 5968055, 6997030, 11936110, 20291387, 40582774, 101456935, 202913870]

約数ペア:

[(1, 202913870), (2, 101456935), (5, 40582774), (10, 20291387), (17, 11936110), (29, 6997030), (34, 5968055), (58, 3498515), (79, 2568530), (85, 2387222), (145, 1399406), (158, 1284265), (170, 1193611), (290, 699703), (395, 513706), (493, 411590), (521, 389470), (790, 256853), (986, 205795), (1042, 194735), (1343, 151090), (2291, 88570), (2465, 82318), (2605, 77894), (2686, 75545), (4582, 44285), (4930, 41159), (5210, 38947), (6715, 30218), (8857, 22910), (11455, 17714), (13430, 15109)]