25221330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3947}}^1$

素因数の和:4031

約数の個数: 48

約数和(自身を含む): 66515904

約数和(自身を除く): 41294574

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 3947, 6390, 7894, 11841, 19735, 23682, 35523, 39470, 59205, 71046, 118410, 177615, 280237, 355230, 560474, 840711, 1401185, 1681422, 2522133, 2802370, 4203555, 5044266, 8407110, 12610665, 25221330]

約数ペア:

[(1, 25221330), (2, 12610665), (3, 8407110), (5, 5044266), (6, 4203555), (9, 2802370), (10, 2522133), (15, 1681422), (18, 1401185), (30, 840711), (45, 560474), (71, 355230), (90, 280237), (142, 177615), (213, 118410), (355, 71046), (426, 59205), (639, 39470), (710, 35523), (1065, 23682), (1278, 19735), (2130, 11841), (3195, 7894), (3947, 6390)]