68145870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{13441}}^1$

素因数の和:13477

約数の個数: 48

約数和(自身を含む): 177111792

約数和(自身を除く): 108965922

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 5070, 13441, 26882, 40323, 67205, 80646, 134410, 174733, 201615, 349466, 403230, 524199, 873665, 1048398, 1747330, 2271529, 2620995, 4543058, 5241990, 6814587, 11357645, 13629174, 22715290, 34072935, 68145870]

約数ペア:

[(1, 68145870), (2, 34072935), (3, 22715290), (5, 13629174), (6, 11357645), (10, 6814587), (13, 5241990), (15, 4543058), (26, 2620995), (30, 2271529), (39, 1747330), (65, 1048398), (78, 873665), (130, 524199), (169, 403230), (195, 349466), (338, 201615), (390, 174733), (507, 134410), (845, 80646), (1014, 67205), (1690, 40323), (2535, 26882), (5070, 13441)]