128934260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{70843}}^1$

素因数の和:70872

約数の個数: 48

約数和(自身を含む): 333250176

約数和(自身を除く): 204315916

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 70843, 141686, 283372, 354215, 495901, 708430, 920959, 991802, 1416860, 1841918, 1983604, 2479505, 3683836, 4604795, 4959010, 6446713, 9209590, 9918020, 12893426, 18419180, 25786852, 32233565, 64467130, 128934260]

約数ペア:

[(1, 128934260), (2, 64467130), (4, 32233565), (5, 25786852), (7, 18419180), (10, 12893426), (13, 9918020), (14, 9209590), (20, 6446713), (26, 4959010), (28, 4604795), (35, 3683836), (52, 2479505), (65, 1983604), (70, 1841918), (91, 1416860), (130, 991802), (140, 920959), (182, 708430), (260, 495901), (364, 354215), (455, 283372), (910, 141686), (1820, 70843)]