2578950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{521}}^1$

素因数の和:550

約数の個数: 72

約数和(自身を含む): 7573176

約数和(自身を除く): 4994226

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 110, 150, 165, 198, 225, 275, 330, 450, 495, 521, 550, 825, 990, 1042, 1563, 1650, 2475, 2605, 3126, 4689, 4950, 5210, 5731, 7815, 9378, 11462, 13025, 15630, 17193, 23445, 26050, 28655, 34386, 39075, 46890, 51579, 57310, 78150, 85965, 103158, 117225, 143275, 171930, 234450, 257895, 286550, 429825, 515790, 859650, 1289475, 2578950]

約数ペア:

[(1, 2578950), (2, 1289475), (3, 859650), (5, 515790), (6, 429825), (9, 286550), (10, 257895), (11, 234450), (15, 171930), (18, 143275), (22, 117225), (25, 103158), (30, 85965), (33, 78150), (45, 57310), (50, 51579), (55, 46890), (66, 39075), (75, 34386), (90, 28655), (99, 26050), (110, 23445), (150, 17193), (165, 15630), (198, 13025), (225, 11462), (275, 9378), (330, 7815), (450, 5731), (495, 5210), (521, 4950), (550, 4689), (825, 3126), (990, 2605), (1042, 2475), (1563, 1650)]