80751420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10433}}^1$

素因数の和:10491

約数の個数: 72

約数和(自身を含む): 250666416

約数和(自身を除く): 169914996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 10433, 20866, 31299, 41732, 52165, 62598, 93897, 104330, 125196, 156495, 187794, 208660, 312990, 375588, 448619, 469485, 625980, 897238, 938970, 1345857, 1794476, 1877940, 2243095, 2691714, 4037571, 4486190, 5383428, 6729285, 8075142, 8972380, 13458570, 16150284, 20187855, 26917140, 40375710, 80751420]

約数ペア:

[(1, 80751420), (2, 40375710), (3, 26917140), (4, 20187855), (5, 16150284), (6, 13458570), (9, 8972380), (10, 8075142), (12, 6729285), (15, 5383428), (18, 4486190), (20, 4037571), (30, 2691714), (36, 2243095), (43, 1877940), (45, 1794476), (60, 1345857), (86, 938970), (90, 897238), (129, 625980), (172, 469485), (180, 448619), (215, 375588), (258, 312990), (387, 208660), (430, 187794), (516, 156495), (645, 125196), (774, 104330), (860, 93897), (1290, 62598), (1548, 52165), (1935, 41732), (2580, 31299), (3870, 20866), (7740, 10433)]