68668660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1151}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 152893440

約数和(自身を除く): 84224780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 157, 190, 314, 380, 628, 785, 1151, 1570, 2302, 2983, 3140, 4604, 5755, 5966, 11510, 11932, 14915, 21869, 23020, 29830, 43738, 59660, 87476, 109345, 180707, 218690, 361414, 437380, 722828, 903535, 1807070, 3433433, 3614140, 6866866, 13733732, 17167165, 34334330, 68668660]

約数ペア:

[(1, 68668660), (2, 34334330), (4, 17167165), (5, 13733732), (10, 6866866), (19, 3614140), (20, 3433433), (38, 1807070), (76, 903535), (95, 722828), (157, 437380), (190, 361414), (314, 218690), (380, 180707), (628, 109345), (785, 87476), (1151, 59660), (1570, 43738), (2302, 29830), (2983, 23020), (3140, 21869), (4604, 14915), (5755, 11932), (5966, 11510)]