2013235175

素因数分解:

$5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1\times {\mathrm{521}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 2908099584

約数和(自身を除く): 894864409

約数列:

[1, 5, 7, 25, 35, 71, 175, 311, 355, 497, 521, 1555, 1775, 2177, 2485, 2605, 3647, 7775, 10885, 12425, 13025, 18235, 22081, 36991, 54425, 91175, 110405, 154567, 162031, 184955, 258937, 552025, 772835, 810155, 924775, 1134217, 1294685, 3864175, 4050775, 5671085, 6473425, 11504201, 28355425, 57521005, 80529407, 287605025, 402647035, 2013235175]

約数ペア:

[(1, 2013235175), (5, 402647035), (7, 287605025), (25, 80529407), (35, 57521005), (71, 28355425), (175, 11504201), (311, 6473425), (355, 5671085), (497, 4050775), (521, 3864175), (1555, 1294685), (1775, 1134217), (2177, 924775), (2485, 810155), (2605, 772835), (3647, 552025), (7775, 258937), (10885, 184955), (12425, 162031), (13025, 154567), (18235, 110405), (22081, 91175), (36991, 54425)]