7021250

素因数分解:

$2^1\times 5^4\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:200

約数の個数: 40

約数和(自身を含む): 13580028

約数和(自身を除く): 6558778

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 125, 137, 205, 250, 274, 410, 625, 685, 1025, 1250, 1370, 2050, 3425, 5125, 5617, 6850, 10250, 11234, 17125, 25625, 28085, 34250, 51250, 56170, 85625, 140425, 171250, 280850, 702125, 1404250, 3510625, 7021250]

約数ペア:

[(1, 7021250), (2, 3510625), (5, 1404250), (10, 702125), (25, 280850), (41, 171250), (50, 140425), (82, 85625), (125, 56170), (137, 51250), (205, 34250), (250, 28085), (274, 25625), (410, 17125), (625, 11234), (685, 10250), (1025, 6850), (1250, 5617), (1370, 5125), (2050, 3425)]