722879950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{65419}}^1$

素因数の和:65461

約数の個数: 48

約数和(自身を含む): 1533183120

約数和(自身を除く): 810303170

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 850, 1105, 2210, 5525, 11050, 65419, 130838, 327095, 654190, 850447, 1112123, 1635475, 1700894, 2224246, 3270950, 4252235, 5560615, 8504470, 11121230, 14457599, 21261175, 27803075, 28915198, 42522350, 55606150, 72287995, 144575990, 361439975, 722879950]

約数ペア:

[(1, 722879950), (2, 361439975), (5, 144575990), (10, 72287995), (13, 55606150), (17, 42522350), (25, 28915198), (26, 27803075), (34, 21261175), (50, 14457599), (65, 11121230), (85, 8504470), (130, 5560615), (170, 4252235), (221, 3270950), (325, 2224246), (425, 1700894), (442, 1635475), (650, 1112123), (850, 850447), (1105, 654190), (2210, 327095), (5525, 130838), (11050, 65419)]