49946240

素因数分解:

$2^7\times 5^1\times {\mathrm{78041}}^1$

素因数の和:78060

約数の個数: 32

約数和(自身を含む): 119404260

約数和(自身を除く): 69458020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 78041, 156082, 312164, 390205, 624328, 780410, 1248656, 1560820, 2497312, 3121640, 4994624, 6243280, 9989248, 12486560, 24973120, 49946240]

約数ペア:

[(1, 49946240), (2, 24973120), (4, 12486560), (5, 9989248), (8, 6243280), (10, 4994624), (16, 3121640), (20, 2497312), (32, 1560820), (40, 1248656), (64, 780410), (80, 624328), (128, 390205), (160, 312164), (320, 156082), (640, 78041)]