25681020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13807}}^1$

素因数の和:13850

約数の個数: 48

約数和(自身を含む): 74231808

約数和(自身を除く): 48550788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 13807, 27614, 41421, 55228, 69035, 82842, 138070, 165684, 207105, 276140, 414210, 428017, 828420, 856034, 1284051, 1712068, 2140085, 2568102, 4280170, 5136204, 6420255, 8560340, 12840510, 25681020]

約数ペア:

[(1, 25681020), (2, 12840510), (3, 8560340), (4, 6420255), (5, 5136204), (6, 4280170), (10, 2568102), (12, 2140085), (15, 1712068), (20, 1284051), (30, 856034), (31, 828420), (60, 428017), (62, 414210), (93, 276140), (124, 207105), (155, 165684), (186, 138070), (310, 82842), (372, 69035), (465, 55228), (620, 41421), (930, 27614), (1860, 13807)]