49797020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27361}}^1$

素因数の和:27390

約数の個数: 48

約数和(自身を含む): 128710848

約数和(自身を除く): 78913828

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, 27361, 54722, 109444, 136805, 191527, 273610, 355693, 383054, 547220, 711386, 766108, 957635, 1422772, 1778465, 1915270, 2489851, 3556930, 3830540, 4979702, 7113860, 9959404, 12449255, 24898510, 49797020]

約数ペア:

[(1, 49797020), (2, 24898510), (4, 12449255), (5, 9959404), (7, 7113860), (10, 4979702), (13, 3830540), (14, 3556930), (20, 2489851), (26, 1915270), (28, 1778465), (35, 1422772), (52, 957635), (65, 766108), (70, 711386), (91, 547220), (130, 383054), (140, 355693), (182, 273610), (260, 191527), (364, 136805), (455, 109444), (910, 54722), (1820, 27361)]