12975250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 64

約数和(自身を含む): 26687232

約数和(自身を除く): 13711982

約数列:

[1, 2, 5, 10, 17, 25, 34, 43, 50, 71, 85, 86, 125, 142, 170, 215, 250, 355, 425, 430, 710, 731, 850, 1075, 1207, 1462, 1775, 2125, 2150, 2414, 3053, 3550, 3655, 4250, 5375, 6035, 6106, 7310, 8875, 10750, 12070, 15265, 17750, 18275, 30175, 30530, 36550, 51901, 60350, 76325, 91375, 103802, 150875, 152650, 182750, 259505, 301750, 381625, 519010, 763250, 1297525, 2595050, 6487625, 12975250]

約数ペア:

[(1, 12975250), (2, 6487625), (5, 2595050), (10, 1297525), (17, 763250), (25, 519010), (34, 381625), (43, 301750), (50, 259505), (71, 182750), (85, 152650), (86, 150875), (125, 103802), (142, 91375), (170, 76325), (215, 60350), (250, 51901), (355, 36550), (425, 30530), (430, 30175), (710, 18275), (731, 17750), (850, 15265), (1075, 12070), (1207, 10750), (1462, 8875), (1775, 7310), (2125, 6106), (2150, 6035), (2414, 5375), (3053, 4250), (3550, 3655)]