20210248625

素因数分解:

$5^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{7307}}^1$

素因数の和:7467

約数の個数: 64

約数和(自身を含む): 30097267200

約数和(自身を除く): 9887018575

約数列:

[1, 5, 7, 25, 29, 35, 109, 125, 145, 175, 203, 545, 725, 763, 875, 1015, 2725, 3161, 3625, 3815, 5075, 7307, 13625, 15805, 19075, 22127, 25375, 36535, 51149, 79025, 95375, 110635, 182675, 211903, 255745, 395125, 553175, 796463, 913375, 1059515, 1278725, 1483321, 2765875, 3982315, 5297575, 5575241, 6393625, 7416605, 19911575, 23097427, 26487875, 27876205, 37083025, 99557875, 115487135, 139381025, 161681989, 185415125, 577435675, 696905125, 808409945, 2887178375, 4042049725, 20210248625]

約数ペア:

[(1, 20210248625), (5, 4042049725), (7, 2887178375), (25, 808409945), (29, 696905125), (35, 577435675), (109, 185415125), (125, 161681989), (145, 139381025), (175, 115487135), (203, 99557875), (545, 37083025), (725, 27876205), (763, 26487875), (875, 23097427), (1015, 19911575), (2725, 7416605), (3161, 6393625), (3625, 5575241), (3815, 5297575), (5075, 3982315), (7307, 2765875), (13625, 1483321), (15805, 1278725), (19075, 1059515), (22127, 913375), (25375, 796463), (36535, 553175), (51149, 395125), (79025, 255745), (95375, 211903), (110635, 182675)]