216958250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{719}}^1$

素因数の和:824

約数の個数: 64

約数和(自身を含む): 436700160

約数和(自身を除く): 219741910

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 71, 85, 125, 142, 170, 250, 355, 425, 710, 719, 850, 1207, 1438, 1775, 2125, 2414, 3550, 3595, 4250, 6035, 7190, 8875, 12070, 12223, 17750, 17975, 24446, 30175, 35950, 51049, 60350, 61115, 89875, 102098, 122230, 150875, 179750, 255245, 301750, 305575, 510490, 611150, 867833, 1276225, 1527875, 1735666, 2552450, 3055750, 4339165, 6381125, 8678330, 12762250, 21695825, 43391650, 108479125, 216958250]

約数ペア:

[(1, 216958250), (2, 108479125), (5, 43391650), (10, 21695825), (17, 12762250), (25, 8678330), (34, 6381125), (50, 4339165), (71, 3055750), (85, 2552450), (125, 1735666), (142, 1527875), (170, 1276225), (250, 867833), (355, 611150), (425, 510490), (710, 305575), (719, 301750), (850, 255245), (1207, 179750), (1438, 150875), (1775, 122230), (2125, 102098), (2414, 89875), (3550, 61115), (3595, 60350), (4250, 51049), (6035, 35950), (7190, 30175), (8875, 24446), (12070, 17975), (12223, 17750)]