25183480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1697}}^1$

素因数の和:1768

約数の個数: 64

約数和(自身を含む): 66018240

約数和(自身を除く): 40834760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1697, 1855, 2120, 2968, 3394, 3710, 6788, 7420, 8485, 11879, 13576, 14840, 16970, 23758, 33940, 47516, 59395, 67880, 89941, 95032, 118790, 179882, 237580, 359764, 449705, 475160, 629587, 719528, 899410, 1259174, 1798820, 2518348, 3147935, 3597640, 5036696, 6295870, 12591740, 25183480]

約数ペア:

[(1, 25183480), (2, 12591740), (4, 6295870), (5, 5036696), (7, 3597640), (8, 3147935), (10, 2518348), (14, 1798820), (20, 1259174), (28, 899410), (35, 719528), (40, 629587), (53, 475160), (56, 449705), (70, 359764), (106, 237580), (140, 179882), (212, 118790), (265, 95032), (280, 89941), (371, 67880), (424, 59395), (530, 47516), (742, 33940), (1060, 23758), (1484, 16970), (1697, 14840), (1855, 13576), (2120, 11879), (2968, 8485), (3394, 7420), (3710, 6788)]