25871860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{653}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 62407296

約数和(自身を除く): 36535436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 283, 566, 653, 1132, 1306, 1415, 1981, 2612, 2830, 3265, 3962, 4571, 5660, 6530, 7924, 9142, 9905, 13060, 18284, 19810, 22855, 39620, 45710, 91420, 184799, 369598, 739196, 923995, 1293593, 1847990, 2587186, 3695980, 5174372, 6467965, 12935930, 25871860]

約数ペア:

[(1, 25871860), (2, 12935930), (4, 6467965), (5, 5174372), (7, 3695980), (10, 2587186), (14, 1847990), (20, 1293593), (28, 923995), (35, 739196), (70, 369598), (140, 184799), (283, 91420), (566, 45710), (653, 39620), (1132, 22855), (1306, 19810), (1415, 18284), (1981, 13060), (2612, 9905), (2830, 9142), (3265, 7924), (3962, 6530), (4571, 5660)]