39817570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 83825280

約数和(自身を除く): 44007710

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 43, 65, 85, 86, 130, 170, 215, 221, 419, 430, 442, 559, 731, 838, 1105, 1118, 1462, 2095, 2210, 2795, 3655, 4190, 5447, 5590, 7123, 7310, 9503, 10894, 14246, 18017, 19006, 27235, 35615, 36034, 47515, 54470, 71230, 90085, 92599, 95030, 180170, 185198, 234221, 306289, 462995, 468442, 612578, 925990, 1171105, 1531445, 2342210, 3062890, 3981757, 7963514, 19908785, 39817570]

約数ペア:

[(1, 39817570), (2, 19908785), (5, 7963514), (10, 3981757), (13, 3062890), (17, 2342210), (26, 1531445), (34, 1171105), (43, 925990), (65, 612578), (85, 468442), (86, 462995), (130, 306289), (170, 234221), (215, 185198), (221, 180170), (419, 95030), (430, 92599), (442, 90085), (559, 71230), (731, 54470), (838, 47515), (1105, 36034), (1118, 35615), (1462, 27235), (2095, 19006), (2210, 18017), (2795, 14246), (3655, 10894), (4190, 9503), (5447, 7310), (5590, 7123)]