181330300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{5023}}^1$

素因数の和:5075

約数の個数: 54

約数和(自身を含む): 415369248

約数和(自身を除く): 234038948

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 361, 380, 475, 722, 950, 1444, 1805, 1900, 3610, 5023, 7220, 9025, 10046, 18050, 20092, 25115, 36100, 50230, 95437, 100460, 125575, 190874, 251150, 381748, 477185, 502300, 954370, 1813303, 1908740, 2385925, 3626606, 4771850, 7253212, 9066515, 9543700, 18133030, 36266060, 45332575, 90665150, 181330300]

約数ペア:

[(1, 181330300), (2, 90665150), (4, 45332575), (5, 36266060), (10, 18133030), (19, 9543700), (20, 9066515), (25, 7253212), (38, 4771850), (50, 3626606), (76, 2385925), (95, 1908740), (100, 1813303), (190, 954370), (361, 502300), (380, 477185), (475, 381748), (722, 251150), (950, 190874), (1444, 125575), (1805, 100460), (1900, 95437), (3610, 50230), (5023, 36100), (7220, 25115), (9025, 20092), (10046, 18050)]