25389296

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{347}}^1$

素因数の和:641

約数の個数: 40

約数和(自身を含む): 52429680

約数和(自身を除く): 27040384

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 269, 272, 347, 538, 694, 1076, 1388, 2152, 2776, 4304, 4573, 5552, 5899, 9146, 11798, 18292, 23596, 36584, 47192, 73168, 93343, 94384, 186686, 373372, 746744, 1493488, 1586831, 3173662, 6347324, 12694648, 25389296]

約数ペア:

[(1, 25389296), (2, 12694648), (4, 6347324), (8, 3173662), (16, 1586831), (17, 1493488), (34, 746744), (68, 373372), (136, 186686), (269, 94384), (272, 93343), (347, 73168), (538, 47192), (694, 36584), (1076, 23596), (1388, 18292), (2152, 11798), (2776, 9146), (4304, 5899), (4573, 5552)]