72808456

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1669}}^1$

素因数の和:1742

約数の個数: 64

約数和(自身を含む): 168336000

約数和(自身を除く): 95527544

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 41, 56, 76, 82, 133, 152, 164, 266, 287, 328, 532, 574, 779, 1064, 1148, 1558, 1669, 2296, 3116, 3338, 5453, 6232, 6676, 10906, 11683, 13352, 21812, 23366, 31711, 43624, 46732, 63422, 68429, 93464, 126844, 136858, 221977, 253688, 273716, 443954, 479003, 547432, 887908, 958006, 1300151, 1775816, 1916012, 2600302, 3832024, 5200604, 9101057, 10401208, 18202114, 36404228, 72808456]

約数ペア:

[(1, 72808456), (2, 36404228), (4, 18202114), (7, 10401208), (8, 9101057), (14, 5200604), (19, 3832024), (28, 2600302), (38, 1916012), (41, 1775816), (56, 1300151), (76, 958006), (82, 887908), (133, 547432), (152, 479003), (164, 443954), (266, 273716), (287, 253688), (328, 221977), (532, 136858), (574, 126844), (779, 93464), (1064, 68429), (1148, 63422), (1558, 46732), (1669, 43624), (2296, 31711), (3116, 23366), (3338, 21812), (5453, 13352), (6232, 11683), (6676, 10906)]