7709900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 18790464

約数和(自身を除く): 11080564

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 43, 44, 50, 55, 86, 100, 110, 163, 172, 215, 220, 275, 326, 430, 473, 550, 652, 815, 860, 946, 1075, 1100, 1630, 1793, 1892, 2150, 2365, 3260, 3586, 4075, 4300, 4730, 7009, 7172, 8150, 8965, 9460, 11825, 14018, 16300, 17930, 23650, 28036, 35045, 35860, 44825, 47300, 70090, 77099, 89650, 140180, 154198, 175225, 179300, 308396, 350450, 385495, 700900, 770990, 1541980, 1927475, 3854950, 7709900]

約数ペア:

[(1, 7709900), (2, 3854950), (4, 1927475), (5, 1541980), (10, 770990), (11, 700900), (20, 385495), (22, 350450), (25, 308396), (43, 179300), (44, 175225), (50, 154198), (55, 140180), (86, 89650), (100, 77099), (110, 70090), (163, 47300), (172, 44825), (215, 35860), (220, 35045), (275, 28036), (326, 23650), (430, 17930), (473, 16300), (550, 14018), (652, 11825), (815, 9460), (860, 8965), (946, 8150), (1075, 7172), (1100, 7009), (1630, 4730), (1793, 4300), (1892, 4075), (2150, 3586), (2365, 3260)]