61155280

素因数分解:

$2^4\times 5^1\times {\mathrm{347}}^1\times {\mathrm{2203}}^1$

素因数の和:2563

約数の個数: 40

約数和(自身を含む): 142660512

約数和(自身を除く): 81505232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 347, 694, 1388, 1735, 2203, 2776, 3470, 4406, 5552, 6940, 8812, 11015, 13880, 17624, 22030, 27760, 35248, 44060, 88120, 176240, 764441, 1528882, 3057764, 3822205, 6115528, 7644410, 12231056, 15288820, 30577640, 61155280]

約数ペア:

[(1, 61155280), (2, 30577640), (4, 15288820), (5, 12231056), (8, 7644410), (10, 6115528), (16, 3822205), (20, 3057764), (40, 1528882), (80, 764441), (347, 176240), (694, 88120), (1388, 44060), (1735, 35248), (2203, 27760), (2776, 22030), (3470, 17624), (4406, 13880), (5552, 11015), (6940, 8812)]