12519350

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 48

約数和(自身を含む): 24748416

約数和(自身を除く): 12229066

約数列:

[1, 2, 5, 10, 25, 31, 41, 50, 62, 82, 155, 197, 205, 310, 394, 410, 775, 985, 1025, 1271, 1550, 1970, 2050, 2542, 4925, 6107, 6355, 8077, 9850, 12214, 12710, 16154, 30535, 31775, 40385, 61070, 63550, 80770, 152675, 201925, 250387, 305350, 403850, 500774, 1251935, 2503870, 6259675, 12519350]

約数ペア:

[(1, 12519350), (2, 6259675), (5, 2503870), (10, 1251935), (25, 500774), (31, 403850), (41, 305350), (50, 250387), (62, 201925), (82, 152675), (155, 80770), (197, 63550), (205, 61070), (310, 40385), (394, 31775), (410, 30535), (775, 16154), (985, 12710), (1025, 12214), (1271, 9850), (1550, 8077), (1970, 6355), (2050, 6107), (2542, 4925)]