83624980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4651}}^1$

素因数の和:4720

約数の個数: 48

約数和(自身を含む): 187568640

約数和(自身を除く): 103943660

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 3596, 4495, 4651, 8990, 9302, 17980, 18604, 23255, 46510, 93020, 134879, 144181, 269758, 288362, 539516, 576724, 674395, 720905, 1348790, 1441810, 2697580, 2883620, 4181249, 8362498, 16724996, 20906245, 41812490, 83624980]

約数ペア:

[(1, 83624980), (2, 41812490), (4, 20906245), (5, 16724996), (10, 8362498), (20, 4181249), (29, 2883620), (31, 2697580), (58, 1441810), (62, 1348790), (116, 720905), (124, 674395), (145, 576724), (155, 539516), (290, 288362), (310, 269758), (580, 144181), (620, 134879), (899, 93020), (1798, 46510), (3596, 23255), (4495, 18604), (4651, 17980), (8990, 9302)]