12525260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{197}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 30636144

約数和(自身を除く): 18110884

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 197, 220, 289, 340, 374, 394, 578, 748, 788, 935, 985, 1156, 1445, 1870, 1970, 2167, 2890, 3179, 3349, 3740, 3940, 4334, 5780, 6358, 6698, 8668, 10835, 12716, 13396, 15895, 16745, 21670, 31790, 33490, 36839, 43340, 56933, 63580, 66980, 73678, 113866, 147356, 184195, 227732, 284665, 368390, 569330, 626263, 736780, 1138660, 1252526, 2505052, 3131315, 6262630, 12525260]

約数ペア:

[(1, 12525260), (2, 6262630), (4, 3131315), (5, 2505052), (10, 1252526), (11, 1138660), (17, 736780), (20, 626263), (22, 569330), (34, 368390), (44, 284665), (55, 227732), (68, 184195), (85, 147356), (110, 113866), (170, 73678), (187, 66980), (197, 63580), (220, 56933), (289, 43340), (340, 36839), (374, 33490), (394, 31790), (578, 21670), (748, 16745), (788, 15895), (935, 13396), (985, 12716), (1156, 10835), (1445, 8668), (1870, 6698), (1970, 6358), (2167, 5780), (2890, 4334), (3179, 3940), (3349, 3740)]