51809080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{757}}^1$

素因数の和:856

約数の個数: 64

約数和(自身を含む): 122796000

約数和(自身を除く): 70986920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 59, 116, 118, 145, 232, 236, 290, 295, 472, 580, 590, 757, 1160, 1180, 1514, 1711, 2360, 3028, 3422, 3785, 6056, 6844, 7570, 8555, 13688, 15140, 17110, 21953, 30280, 34220, 43906, 44663, 68440, 87812, 89326, 109765, 175624, 178652, 219530, 223315, 357304, 439060, 446630, 878120, 893260, 1295227, 1786520, 2590454, 5180908, 6476135, 10361816, 12952270, 25904540, 51809080]

約数ペア:

[(1, 51809080), (2, 25904540), (4, 12952270), (5, 10361816), (8, 6476135), (10, 5180908), (20, 2590454), (29, 1786520), (40, 1295227), (58, 893260), (59, 878120), (116, 446630), (118, 439060), (145, 357304), (232, 223315), (236, 219530), (290, 178652), (295, 175624), (472, 109765), (580, 89326), (590, 87812), (757, 68440), (1160, 44663), (1180, 43906), (1514, 34220), (1711, 30280), (2360, 21953), (3028, 17110), (3422, 15140), (3785, 13688), (6056, 8555), (6844, 7570)]