31145072

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:310

約数の個数: 80

約数和(自身を含む): 73328640

約数和(自身を除く): 42183568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 43, 56, 58, 86, 112, 116, 172, 203, 223, 232, 301, 344, 406, 446, 464, 602, 688, 812, 892, 1204, 1247, 1561, 1624, 1784, 2408, 2494, 3122, 3248, 3568, 4816, 4988, 6244, 6467, 8729, 9589, 9976, 12488, 12934, 17458, 19178, 19952, 24976, 25868, 34916, 38356, 45269, 51736, 67123, 69832, 76712, 90538, 103472, 134246, 139664, 153424, 181076, 268492, 278081, 362152, 536984, 556162, 724304, 1073968, 1112324, 1946567, 2224648, 3893134, 4449296, 7786268, 15572536, 31145072]

約数ペア:

[(1, 31145072), (2, 15572536), (4, 7786268), (7, 4449296), (8, 3893134), (14, 2224648), (16, 1946567), (28, 1112324), (29, 1073968), (43, 724304), (56, 556162), (58, 536984), (86, 362152), (112, 278081), (116, 268492), (172, 181076), (203, 153424), (223, 139664), (232, 134246), (301, 103472), (344, 90538), (406, 76712), (446, 69832), (464, 67123), (602, 51736), (688, 45269), (812, 38356), (892, 34916), (1204, 25868), (1247, 24976), (1561, 19952), (1624, 19178), (1784, 17458), (2408, 12934), (2494, 12488), (3122, 9976), (3248, 9589), (3568, 8729), (4816, 6467), (4988, 6244)]