2005372735

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{991}}^1$

素因数の和:1231

約数の個数: 32

約数和(自身を含む): 2514124800

約数和(自身を除く): 508752065

約数列:

[1, 5, 47, 79, 109, 235, 395, 545, 991, 3713, 4955, 5123, 8611, 18565, 25615, 43055, 46577, 78289, 108019, 232885, 391445, 404717, 540095, 2023585, 3679583, 5076893, 8533501, 18397915, 25384465, 42667505, 401074547, 2005372735]

約数ペア:

[(1, 2005372735), (5, 401074547), (47, 42667505), (79, 25384465), (109, 18397915), (235, 8533501), (395, 5076893), (545, 3679583), (991, 2023585), (3713, 540095), (4955, 404717), (5123, 391445), (8611, 232885), (18565, 108019), (25615, 78289), (43055, 46577)]