28654650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{1721}}^1$

素因数の和:1776

約数の個数: 72

約数和(自身を含む): 79112124

約数和(自身を除く): 50457474

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 37, 45, 50, 74, 75, 90, 111, 150, 185, 222, 225, 333, 370, 450, 555, 666, 925, 1110, 1665, 1721, 1850, 2775, 3330, 3442, 5163, 5550, 8325, 8605, 10326, 15489, 16650, 17210, 25815, 30978, 43025, 51630, 63677, 77445, 86050, 127354, 129075, 154890, 191031, 258150, 318385, 382062, 387225, 573093, 636770, 774450, 955155, 1146186, 1591925, 1910310, 2865465, 3183850, 4775775, 5730930, 9551550, 14327325, 28654650]

約数ペア:

[(1, 28654650), (2, 14327325), (3, 9551550), (5, 5730930), (6, 4775775), (9, 3183850), (10, 2865465), (15, 1910310), (18, 1591925), (25, 1146186), (30, 955155), (37, 774450), (45, 636770), (50, 573093), (74, 387225), (75, 382062), (90, 318385), (111, 258150), (150, 191031), (185, 154890), (222, 129075), (225, 127354), (333, 86050), (370, 77445), (450, 63677), (555, 51630), (666, 43025), (925, 30978), (1110, 25815), (1665, 17210), (1721, 16650), (1850, 15489), (2775, 10326), (3330, 8605), (3442, 8325), (5163, 5550)]