51213280

素因数分解:

$2^5\times 5^1\times {\mathrm{320083}}^1$

素因数の和:320098

約数の個数: 24

約数和(自身を含む): 120991752

約数和(自身を除く): 69778472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 320083, 640166, 1280332, 1600415, 2560664, 3200830, 5121328, 6401660, 10242656, 12803320, 25606640, 51213280]

約数ペア:

[(1, 51213280), (2, 25606640), (4, 12803320), (5, 10242656), (8, 6401660), (10, 5121328), (16, 3200830), (20, 2560664), (32, 1600415), (40, 1280332), (80, 640166), (160, 320083)]