31136630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 69189120

約数和(自身を除く): 38052490

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 41, 70, 82, 95, 133, 190, 205, 266, 287, 410, 571, 574, 665, 779, 1142, 1330, 1435, 1558, 2855, 2870, 3895, 3997, 5453, 5710, 7790, 7994, 10849, 10906, 19985, 21698, 23411, 27265, 39970, 46822, 54245, 54530, 75943, 108490, 117055, 151886, 163877, 234110, 327754, 379715, 444809, 759430, 819385, 889618, 1638770, 2224045, 3113663, 4448090, 6227326, 15568315, 31136630]

約数ペア:

[(1, 31136630), (2, 15568315), (5, 6227326), (7, 4448090), (10, 3113663), (14, 2224045), (19, 1638770), (35, 889618), (38, 819385), (41, 759430), (70, 444809), (82, 379715), (95, 327754), (133, 234110), (190, 163877), (205, 151886), (266, 117055), (287, 108490), (410, 75943), (571, 54530), (574, 54245), (665, 46822), (779, 39970), (1142, 27265), (1330, 23411), (1435, 21698), (1558, 19985), (2855, 10906), (2870, 10849), (3895, 7994), (3997, 7790), (5453, 5710)]