77666540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{32633}}^1$

素因数の和:32666

約数の個数: 48

約数和(自身を含む): 197370432

約数和(自身を除く): 119703892

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 32633, 65266, 130532, 163165, 228431, 326330, 456862, 554761, 652660, 913724, 1109522, 1142155, 2219044, 2284310, 2773805, 3883327, 4568620, 5547610, 7766654, 11095220, 15533308, 19416635, 38833270, 77666540]

約数ペア:

[(1, 77666540), (2, 38833270), (4, 19416635), (5, 15533308), (7, 11095220), (10, 7766654), (14, 5547610), (17, 4568620), (20, 3883327), (28, 2773805), (34, 2284310), (35, 2219044), (68, 1142155), (70, 1109522), (85, 913724), (119, 652660), (140, 554761), (170, 456862), (238, 326330), (340, 228431), (476, 163165), (595, 130532), (1190, 65266), (2380, 32633)]