51638700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{4003}}^1$

素因数の和:4063

約数の個数: 72

約数和(自身を含む): 152920768

約数和(自身を除く): 101282068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 86, 100, 129, 150, 172, 215, 258, 300, 430, 516, 645, 860, 1075, 1290, 2150, 2580, 3225, 4003, 4300, 6450, 8006, 12009, 12900, 16012, 20015, 24018, 40030, 48036, 60045, 80060, 100075, 120090, 172129, 200150, 240180, 300225, 344258, 400300, 516387, 600450, 688516, 860645, 1032774, 1200900, 1721290, 2065548, 2581935, 3442580, 4303225, 5163870, 8606450, 10327740, 12909675, 17212900, 25819350, 51638700]

約数ペア:

[(1, 51638700), (2, 25819350), (3, 17212900), (4, 12909675), (5, 10327740), (6, 8606450), (10, 5163870), (12, 4303225), (15, 3442580), (20, 2581935), (25, 2065548), (30, 1721290), (43, 1200900), (50, 1032774), (60, 860645), (75, 688516), (86, 600450), (100, 516387), (129, 400300), (150, 344258), (172, 300225), (215, 240180), (258, 200150), (300, 172129), (430, 120090), (516, 100075), (645, 80060), (860, 60045), (1075, 48036), (1290, 40030), (2150, 24018), (2580, 20015), (3225, 16012), (4003, 12900), (4300, 12009), (6450, 8006)]