4283125

素因数分解:

$5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1$

素因数の和:127

約数の個数: 40

約数和(自身を含む): 6747840

約数和(自身を除く): 2464715

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 89, 125, 175, 275, 385, 445, 623, 625, 875, 979, 1375, 1925, 2225, 3115, 4375, 4895, 6853, 6875, 9625, 11125, 15575, 24475, 34265, 48125, 55625, 77875, 122375, 171325, 389375, 611875, 856625, 4283125]

約数ペア:

[(1, 4283125), (5, 856625), (7, 611875), (11, 389375), (25, 171325), (35, 122375), (55, 77875), (77, 55625), (89, 48125), (125, 34265), (175, 24475), (275, 15575), (385, 11125), (445, 9625), (623, 6875), (625, 6853), (875, 4895), (979, 4375), (1375, 3115), (1925, 2225)]