65123240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17891}}^1$

素因数の和:17922

約数の個数: 64

約数和(自身を含む): 180351360

約数和(自身を除く): 115228120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 17891, 35782, 71564, 89455, 125237, 143128, 178910, 232583, 250474, 357820, 465166, 500948, 626185, 715640, 930332, 1001896, 1162915, 1252370, 1628081, 1860664, 2325830, 2504740, 3256162, 4651660, 5009480, 6512324, 8140405, 9303320, 13024648, 16280810, 32561620, 65123240]

約数ペア:

[(1, 65123240), (2, 32561620), (4, 16280810), (5, 13024648), (7, 9303320), (8, 8140405), (10, 6512324), (13, 5009480), (14, 4651660), (20, 3256162), (26, 2504740), (28, 2325830), (35, 1860664), (40, 1628081), (52, 1252370), (56, 1162915), (65, 1001896), (70, 930332), (91, 715640), (104, 626185), (130, 500948), (140, 465166), (182, 357820), (260, 250474), (280, 232583), (364, 178910), (455, 143128), (520, 125237), (728, 89455), (910, 71564), (1820, 35782), (3640, 17891)]