199973869655

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{157}}^1\times {\mathrm{21649}}^1$

素因数の和:21900

約数の個数: 48

約数和(自身を含む): 282905572800

約数和(自身を除く): 82931703145

約数列:

[1, 5, 7, 35, 41, 157, 205, 287, 785, 1099, 1435, 1681, 5495, 6437, 8405, 11767, 21649, 32185, 45059, 58835, 108245, 151543, 225295, 263917, 757715, 887609, 1319585, 1847419, 3398893, 4438045, 6213263, 9237095, 16994465, 23792251, 31066315, 36391969, 118961255, 139354613, 181959845, 254743783, 696773065, 975482291, 1273718915, 4877411455, 5713539133, 28567695665, 39994773931, 199973869655]

約数ペア:

[(1, 199973869655), (5, 39994773931), (7, 28567695665), (35, 5713539133), (41, 4877411455), (157, 1273718915), (205, 975482291), (287, 696773065), (785, 254743783), (1099, 181959845), (1435, 139354613), (1681, 118961255), (5495, 36391969), (6437, 31066315), (8405, 23792251), (11767, 16994465), (21649, 9237095), (32185, 6213263), (45059, 4438045), (58835, 3398893), (108245, 1847419), (151543, 1319585), (225295, 887609), (263917, 757715)]