2005997625

素因数分解:

$3^2\times 5^3\times {\mathrm{79}}^1\times {\mathrm{22571}}^1$

素因数の和:22671

約数の個数: 48

約数和(自身を含む): 3662081280

約数和(自身を除く): 1656083655

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 79, 125, 225, 237, 375, 395, 711, 1125, 1185, 1975, 3555, 5925, 9875, 17775, 22571, 29625, 67713, 88875, 112855, 203139, 338565, 564275, 1015695, 1692825, 1783109, 2821375, 5078475, 5349327, 8464125, 8915545, 16047981, 25392375, 26746635, 44577725, 80239905, 133733175, 222888625, 401199525, 668665875, 2005997625]

約数ペア:

[(1, 2005997625), (3, 668665875), (5, 401199525), (9, 222888625), (15, 133733175), (25, 80239905), (45, 44577725), (75, 26746635), (79, 25392375), (125, 16047981), (225, 8915545), (237, 8464125), (375, 5349327), (395, 5078475), (711, 2821375), (1125, 1783109), (1185, 1692825), (1975, 1015695), (3555, 564275), (5925, 338565), (9875, 203139), (17775, 112855), (22571, 88875), (29625, 67713)]