1640129530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{26339}}^1$

素因数の和:26838

約数の個数: 32

約数和(自身を含む): 3186086400

約数和(自身を除く): 1545956870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 479, 958, 2395, 4790, 6227, 12454, 26339, 31135, 52678, 62270, 131695, 263390, 342407, 684814, 1712035, 3424070, 12616381, 25232762, 63081905, 126163810, 164012953, 328025906, 820064765, 1640129530]

約数ペア:

[(1, 1640129530), (2, 820064765), (5, 328025906), (10, 164012953), (13, 126163810), (26, 63081905), (65, 25232762), (130, 12616381), (479, 3424070), (958, 1712035), (2395, 684814), (4790, 342407), (6227, 263390), (12454, 131695), (26339, 62270), (31135, 52678)]