326492080

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1223}}^1$

素因数の和:1354

約数の個数: 80

約数和(自身を含む): 786806784

約数和(自身を除く): 460314704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 71, 80, 94, 142, 188, 235, 284, 355, 376, 470, 568, 710, 752, 940, 1136, 1223, 1420, 1880, 2446, 2840, 3337, 3760, 4892, 5680, 6115, 6674, 9784, 12230, 13348, 16685, 19568, 24460, 26696, 33370, 48920, 53392, 57481, 66740, 86833, 97840, 114962, 133480, 173666, 229924, 266960, 287405, 347332, 434165, 459848, 574810, 694664, 868330, 919696, 1149620, 1389328, 1736660, 2299240, 3473320, 4081151, 4598480, 6946640, 8162302, 16324604, 20405755, 32649208, 40811510, 65298416, 81623020, 163246040, 326492080]

約数ペア:

[(1, 326492080), (2, 163246040), (4, 81623020), (5, 65298416), (8, 40811510), (10, 32649208), (16, 20405755), (20, 16324604), (40, 8162302), (47, 6946640), (71, 4598480), (80, 4081151), (94, 3473320), (142, 2299240), (188, 1736660), (235, 1389328), (284, 1149620), (355, 919696), (376, 868330), (470, 694664), (568, 574810), (710, 459848), (752, 434165), (940, 347332), (1136, 287405), (1223, 266960), (1420, 229924), (1880, 173666), (2446, 133480), (2840, 114962), (3337, 97840), (3760, 86833), (4892, 66740), (5680, 57481), (6115, 53392), (6674, 48920), (9784, 33370), (12230, 26696), (13348, 24460), (16685, 19568)]