67999620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{87179}}^1$

素因数の和:87204

約数の個数: 48

約数和(自身を含む): 205047360

約数和(自身を除く): 137047740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 87179, 174358, 261537, 348716, 435895, 523074, 871790, 1046148, 1133327, 1307685, 1743580, 2266654, 2615370, 3399981, 4533308, 5230740, 5666635, 6799962, 11333270, 13599924, 16999905, 22666540, 33999810, 67999620]

約数ペア:

[(1, 67999620), (2, 33999810), (3, 22666540), (4, 16999905), (5, 13599924), (6, 11333270), (10, 6799962), (12, 5666635), (13, 5230740), (15, 4533308), (20, 3399981), (26, 2615370), (30, 2266654), (39, 1743580), (52, 1307685), (60, 1133327), (65, 1046148), (78, 871790), (130, 523074), (156, 435895), (195, 348716), (260, 261537), (390, 174358), (780, 87179)]