16190900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 39372480

約数和(自身を除く): 23181580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 41, 44, 50, 55, 82, 100, 110, 164, 205, 220, 275, 359, 410, 451, 550, 718, 820, 902, 1025, 1100, 1436, 1795, 1804, 2050, 2255, 3590, 3949, 4100, 4510, 7180, 7898, 8975, 9020, 11275, 14719, 15796, 17950, 19745, 22550, 29438, 35900, 39490, 45100, 58876, 73595, 78980, 98725, 147190, 161909, 197450, 294380, 323818, 367975, 394900, 647636, 735950, 809545, 1471900, 1619090, 3238180, 4047725, 8095450, 16190900]

約数ペア:

[(1, 16190900), (2, 8095450), (4, 4047725), (5, 3238180), (10, 1619090), (11, 1471900), (20, 809545), (22, 735950), (25, 647636), (41, 394900), (44, 367975), (50, 323818), (55, 294380), (82, 197450), (100, 161909), (110, 147190), (164, 98725), (205, 78980), (220, 73595), (275, 58876), (359, 45100), (410, 39490), (451, 35900), (550, 29438), (718, 22550), (820, 19745), (902, 17950), (1025, 15796), (1100, 14719), (1436, 11275), (1795, 9020), (1804, 8975), (2050, 7898), (2255, 7180), (3590, 4510), (3949, 4100)]