54321900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{4211}}^1$

素因数の和:4271

約数の個数: 72

約数和(自身を含む): 160864704

約数和(自身を除く): 106542804

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, 4211, 4300, 6450, 8422, 12633, 12900, 16844, 21055, 25266, 42110, 50532, 63165, 84220, 105275, 126330, 181073, 210550, 252660, 315825, 362146, 421100, 543219, 631650, 724292, 905365, 1086438, 1263300, 1810730, 2172876, 2716095, 3621460, 4526825, 5432190, 9053650, 10864380, 13580475, 18107300, 27160950, 54321900]

約数ペア:

[(1, 54321900), (2, 27160950), (3, 18107300), (4, 13580475), (5, 10864380), (6, 9053650), (10, 5432190), (12, 4526825), (15, 3621460), (20, 2716095), (25, 2172876), (30, 1810730), (43, 1263300), (50, 1086438), (60, 905365), (75, 724292), (86, 631650), (100, 543219), (129, 421100), (150, 362146), (172, 315825), (215, 252660), (258, 210550), (300, 181073), (430, 126330), (516, 105275), (645, 84220), (860, 63165), (1075, 50532), (1290, 42110), (2150, 25266), (2580, 21055), (3225, 16844), (4211, 12900), (4300, 12633), (6450, 8422)]