76443740

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 163658880

約数和(自身を除く): 87215140

約数列:

[1, 2, 4, 5, 10, 20, 131, 163, 179, 262, 326, 358, 524, 652, 655, 716, 815, 895, 1310, 1630, 1790, 2620, 3260, 3580, 21353, 23449, 29177, 42706, 46898, 58354, 85412, 93796, 106765, 116708, 117245, 145885, 213530, 234490, 291770, 427060, 468980, 583540, 3822187, 7644374, 15288748, 19110935, 38221870, 76443740]

約数ペア:

[(1, 76443740), (2, 38221870), (4, 19110935), (5, 15288748), (10, 7644374), (20, 3822187), (131, 583540), (163, 468980), (179, 427060), (262, 291770), (326, 234490), (358, 213530), (524, 145885), (652, 117245), (655, 116708), (716, 106765), (815, 93796), (895, 85412), (1310, 58354), (1630, 46898), (1790, 42706), (2620, 29177), (3260, 23449), (3580, 21353)]