80080620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31039}}^1$

素因数の和:31094

約数の個数: 48

約数和(自身を含む): 229447680

約数和(自身を除く): 149367060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 31039, 62078, 93117, 124156, 155195, 186234, 310390, 372468, 465585, 620780, 931170, 1334677, 1862340, 2669354, 4004031, 5338708, 6673385, 8008062, 13346770, 16016124, 20020155, 26693540, 40040310, 80080620]

約数ペア:

[(1, 80080620), (2, 40040310), (3, 26693540), (4, 20020155), (5, 16016124), (6, 13346770), (10, 8008062), (12, 6673385), (15, 5338708), (20, 4004031), (30, 2669354), (43, 1862340), (60, 1334677), (86, 931170), (129, 620780), (172, 465585), (215, 372468), (258, 310390), (430, 186234), (516, 155195), (645, 124156), (860, 93117), (1290, 62078), (2580, 31039)]