2556750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{487}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 7308288

約数和(自身を除く): 4751538

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, 487, 525, 750, 875, 974, 1050, 1461, 1750, 2435, 2625, 2922, 3409, 4870, 5250, 6818, 7305, 10227, 12175, 14610, 17045, 20454, 24350, 34090, 36525, 51135, 60875, 73050, 85225, 102270, 121750, 170450, 182625, 255675, 365250, 426125, 511350, 852250, 1278375, 2556750]

約数ペア:

[(1, 2556750), (2, 1278375), (3, 852250), (5, 511350), (6, 426125), (7, 365250), (10, 255675), (14, 182625), (15, 170450), (21, 121750), (25, 102270), (30, 85225), (35, 73050), (42, 60875), (50, 51135), (70, 36525), (75, 34090), (105, 24350), (125, 20454), (150, 17045), (175, 14610), (210, 12175), (250, 10227), (350, 7305), (375, 6818), (487, 5250), (525, 4870), (750, 3409), (875, 2922), (974, 2625), (1050, 2435), (1461, 1750)]