3281250

素因数分解:

$2^1\times 3^1\times 5^7\times 7^1$

素因数の和:47

約数の個数: 64

約数和(自身を含む): 9374976

約数和(自身を除く): 6093726

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 125, 150, 175, 210, 250, 350, 375, 525, 625, 750, 875, 1050, 1250, 1750, 1875, 2625, 3125, 3750, 4375, 5250, 6250, 8750, 9375, 13125, 15625, 18750, 21875, 26250, 31250, 43750, 46875, 65625, 78125, 93750, 109375, 131250, 156250, 218750, 234375, 328125, 468750, 546875, 656250, 1093750, 1640625, 3281250]

約数ペア:

[(1, 3281250), (2, 1640625), (3, 1093750), (5, 656250), (6, 546875), (7, 468750), (10, 328125), (14, 234375), (15, 218750), (21, 156250), (25, 131250), (30, 109375), (35, 93750), (42, 78125), (50, 65625), (70, 46875), (75, 43750), (105, 31250), (125, 26250), (150, 21875), (175, 18750), (210, 15625), (250, 13125), (350, 9375), (375, 8750), (525, 6250), (625, 5250), (750, 4375), (875, 3750), (1050, 3125), (1250, 2625), (1750, 1875)]