72871432

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 148780800

約数和(自身を除く): 75909368

約数列:

[1, 2, 4, 8, 29, 41, 47, 58, 82, 94, 116, 163, 164, 188, 232, 326, 328, 376, 652, 1189, 1304, 1363, 1927, 2378, 2726, 3854, 4727, 4756, 5452, 6683, 7661, 7708, 9454, 9512, 10904, 13366, 15322, 15416, 18908, 26732, 30644, 37816, 53464, 55883, 61288, 111766, 193807, 222169, 223532, 314101, 387614, 444338, 447064, 628202, 775228, 888676, 1256404, 1550456, 1777352, 2512808, 9108929, 18217858, 36435716, 72871432]

約数ペア:

[(1, 72871432), (2, 36435716), (4, 18217858), (8, 9108929), (29, 2512808), (41, 1777352), (47, 1550456), (58, 1256404), (82, 888676), (94, 775228), (116, 628202), (163, 447064), (164, 444338), (188, 387614), (232, 314101), (326, 223532), (328, 222169), (376, 193807), (652, 111766), (1189, 61288), (1304, 55883), (1363, 53464), (1927, 37816), (2378, 30644), (2726, 26732), (3854, 18908), (4727, 15416), (4756, 15322), (5452, 13366), (6683, 10904), (7661, 9512), (7708, 9454)]