25915590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2851}}^1$

素因数の和:2965

約数の個数: 48

約数和(自身を含む): 68071536

約数和(自身を除く): 42155946

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 101, 202, 303, 505, 606, 909, 1010, 1515, 1818, 2851, 3030, 4545, 5702, 8553, 9090, 14255, 17106, 25659, 28510, 42765, 51318, 85530, 128295, 256590, 287951, 575902, 863853, 1439755, 1727706, 2591559, 2879510, 4319265, 5183118, 8638530, 12957795, 25915590]

約数ペア:

[(1, 25915590), (2, 12957795), (3, 8638530), (5, 5183118), (6, 4319265), (9, 2879510), (10, 2591559), (15, 1727706), (18, 1439755), (30, 863853), (45, 575902), (90, 287951), (101, 256590), (202, 128295), (303, 85530), (505, 51318), (606, 42765), (909, 28510), (1010, 25659), (1515, 17106), (1818, 14255), (2851, 9090), (3030, 8553), (4545, 5702)]