72874564

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{12821}}^1$

素因数の和:12868

約数の個数: 36

約数和(自身を含む): 153479340

約数和(自身を除く): 80604776

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 406, 812, 1421, 2842, 5684, 12821, 25642, 51284, 89747, 179494, 358988, 371809, 628229, 743618, 1256458, 1487236, 2512916, 2602663, 5205326, 10410652, 18218641, 36437282, 72874564]

約数ペア:

[(1, 72874564), (2, 36437282), (4, 18218641), (7, 10410652), (14, 5205326), (28, 2602663), (29, 2512916), (49, 1487236), (58, 1256458), (98, 743618), (116, 628229), (196, 371809), (203, 358988), (406, 179494), (812, 89747), (1421, 51284), (2842, 25642), (5684, 12821)]