2016747875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{2017}}^1$

素因数の和:2472

約数の個数: 32

約数和(自身を含む): 2656979520

約数和(自身を除く): 640231645

約数列:

[1, 5, 19, 25, 95, 125, 421, 475, 2017, 2105, 2375, 7999, 10085, 10525, 38323, 39995, 50425, 52625, 191615, 199975, 252125, 849157, 958075, 999875, 4245785, 4790375, 16133983, 21228925, 80669915, 106144625, 403349575, 2016747875]

約数ペア:

[(1, 2016747875), (5, 403349575), (19, 106144625), (25, 80669915), (95, 21228925), (125, 16133983), (421, 4790375), (475, 4245785), (2017, 999875), (2105, 958075), (2375, 849157), (7999, 252125), (10085, 199975), (10525, 191615), (38323, 52625), (39995, 50425)]