202158580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{1213}}^1$

素因数の和:1876

約数の個数: 48

約数和(自身を含む): 458280144

約数和(自身を除く): 256121564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 641, 1213, 1282, 2426, 2564, 3205, 4852, 6065, 6410, 8333, 12130, 12820, 15769, 16666, 24260, 31538, 33332, 41665, 63076, 78845, 83330, 157690, 166660, 315380, 777533, 1555066, 3110132, 3887665, 7775330, 10107929, 15550660, 20215858, 40431716, 50539645, 101079290, 202158580]

約数ペア:

[(1, 202158580), (2, 101079290), (4, 50539645), (5, 40431716), (10, 20215858), (13, 15550660), (20, 10107929), (26, 7775330), (52, 3887665), (65, 3110132), (130, 1555066), (260, 777533), (641, 315380), (1213, 166660), (1282, 157690), (2426, 83330), (2564, 78845), (3205, 63076), (4852, 41665), (6065, 33332), (6410, 31538), (8333, 24260), (12130, 16666), (12820, 15769)]