25562970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{647}}^1$

素因数の和:1099

約数の個数: 48

約数和(自身を含む): 66718080

約数和(自身を除く): 41155110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 439, 647, 878, 1294, 1317, 1941, 2195, 2634, 3235, 3882, 3951, 4390, 5823, 6470, 6585, 7902, 9705, 11646, 13170, 19410, 19755, 29115, 39510, 58230, 284033, 568066, 852099, 1420165, 1704198, 2556297, 2840330, 4260495, 5112594, 8520990, 12781485, 25562970]

約数ペア:

[(1, 25562970), (2, 12781485), (3, 8520990), (5, 5112594), (6, 4260495), (9, 2840330), (10, 2556297), (15, 1704198), (18, 1420165), (30, 852099), (45, 568066), (90, 284033), (439, 58230), (647, 39510), (878, 29115), (1294, 19755), (1317, 19410), (1941, 13170), (2195, 11646), (2634, 9705), (3235, 7902), (3882, 6585), (3951, 6470), (4390, 5823)]