25742276

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{631}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 54362112

約数和(自身を除く): 28619836

約数列:

[1, 2, 4, 7, 14, 28, 31, 47, 62, 94, 124, 188, 217, 329, 434, 631, 658, 868, 1262, 1316, 1457, 2524, 2914, 4417, 5828, 8834, 10199, 17668, 19561, 20398, 29657, 39122, 40796, 59314, 78244, 118628, 136927, 207599, 273854, 415198, 547708, 830396, 919367, 1838734, 3677468, 6435569, 12871138, 25742276]

約数ペア:

[(1, 25742276), (2, 12871138), (4, 6435569), (7, 3677468), (14, 1838734), (28, 919367), (31, 830396), (47, 547708), (62, 415198), (94, 273854), (124, 207599), (188, 136927), (217, 118628), (329, 78244), (434, 59314), (631, 40796), (658, 39122), (868, 29657), (1262, 20398), (1316, 19561), (1457, 17668), (2524, 10199), (2914, 8834), (4417, 5828)]