25958408

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:850

約数の個数: 64

約数和(自身を含む): 60518400

約数和(自身を除く): 34559992

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 56, 62, 76, 124, 133, 152, 217, 248, 266, 434, 532, 589, 787, 868, 1064, 1178, 1574, 1736, 2356, 3148, 4123, 4712, 5509, 6296, 8246, 11018, 14953, 16492, 22036, 24397, 29906, 32984, 44072, 48794, 59812, 97588, 104671, 119624, 170779, 195176, 209342, 341558, 418684, 463543, 683116, 837368, 927086, 1366232, 1854172, 3244801, 3708344, 6489602, 12979204, 25958408]

約数ペア:

[(1, 25958408), (2, 12979204), (4, 6489602), (7, 3708344), (8, 3244801), (14, 1854172), (19, 1366232), (28, 927086), (31, 837368), (38, 683116), (56, 463543), (62, 418684), (76, 341558), (124, 209342), (133, 195176), (152, 170779), (217, 119624), (248, 104671), (266, 97588), (434, 59812), (532, 48794), (589, 44072), (787, 32984), (868, 29906), (1064, 24397), (1178, 22036), (1574, 16492), (1736, 14953), (2356, 11018), (3148, 8246), (4123, 6296), (4712, 5509)]