77768330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{1031}}^1$

素因数の和:1454

約数の個数: 32

約数和(自身を含む): 147864960

約数和(自身を除く): 70096630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 397, 794, 1031, 1985, 2062, 3970, 5155, 7543, 10310, 15086, 19589, 37715, 39178, 75430, 97945, 195890, 409307, 818614, 2046535, 4093070, 7776833, 15553666, 38884165, 77768330]

約数ペア:

[(1, 77768330), (2, 38884165), (5, 15553666), (10, 7776833), (19, 4093070), (38, 2046535), (95, 818614), (190, 409307), (397, 195890), (794, 97945), (1031, 75430), (1985, 39178), (2062, 37715), (3970, 19589), (5155, 15086), (7543, 10310)]