3950625

素因数分解:

$3^1\times 5^4\times 7^2\times {\mathrm{43}}^1$

素因数の和:80

約数の個数: 60

約数和(自身を含む): 7834992

約数和(自身を除く): 3884367

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 43, 49, 75, 105, 125, 129, 147, 175, 215, 245, 301, 375, 525, 625, 645, 735, 875, 903, 1075, 1225, 1505, 1875, 2107, 2625, 3225, 3675, 4375, 4515, 5375, 6125, 6321, 7525, 10535, 13125, 16125, 18375, 22575, 26875, 30625, 31605, 37625, 52675, 80625, 91875, 112875, 158025, 188125, 263375, 564375, 790125, 1316875, 3950625]

約数ペア:

[(1, 3950625), (3, 1316875), (5, 790125), (7, 564375), (15, 263375), (21, 188125), (25, 158025), (35, 112875), (43, 91875), (49, 80625), (75, 52675), (105, 37625), (125, 31605), (129, 30625), (147, 26875), (175, 22575), (215, 18375), (245, 16125), (301, 13125), (375, 10535), (525, 7525), (625, 6321), (645, 6125), (735, 5375), (875, 4515), (903, 4375), (1075, 3675), (1225, 3225), (1505, 2625), (1875, 2107)]