25209680

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1741}}^1$

素因数の和:1935

約数の個数: 40

約数和(自身を含む): 58970184

約数和(自身を除く): 33760504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1741, 1810, 2896, 3482, 3620, 6964, 7240, 8705, 13928, 14480, 17410, 27856, 34820, 69640, 139280, 315121, 630242, 1260484, 1575605, 2520968, 3151210, 5041936, 6302420, 12604840, 25209680]

約数ペア:

[(1, 25209680), (2, 12604840), (4, 6302420), (5, 5041936), (8, 3151210), (10, 2520968), (16, 1575605), (20, 1260484), (40, 630242), (80, 315121), (181, 139280), (362, 69640), (724, 34820), (905, 27856), (1448, 17410), (1741, 14480), (1810, 13928), (2896, 8705), (3482, 7240), (3620, 6964)]