12508190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 23480064

約数和(自身を除く): 10971874

約数列:

[1, 2, 5, 10, 31, 62, 155, 157, 257, 310, 314, 514, 785, 1285, 1570, 2570, 4867, 7967, 9734, 15934, 24335, 39835, 40349, 48670, 79670, 80698, 201745, 403490, 1250819, 2501638, 6254095, 12508190]

約数ペア:

[(1, 12508190), (2, 6254095), (5, 2501638), (10, 1250819), (31, 403490), (62, 201745), (155, 80698), (157, 79670), (257, 48670), (310, 40349), (314, 39835), (514, 24335), (785, 15934), (1285, 9734), (1570, 7967), (2570, 4867)]