156967865

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 201139200

約数和(自身を除く): 44171335

約数列:

[1, 5, 29, 71, 79, 145, 193, 355, 395, 965, 2059, 2291, 5597, 5609, 10295, 11455, 13703, 15247, 27985, 28045, 68515, 76235, 162661, 397387, 442163, 813305, 1082537, 1986935, 2210815, 5412685, 31393573, 156967865]

約数ペア:

[(1, 156967865), (5, 31393573), (29, 5412685), (71, 2210815), (79, 1986935), (145, 1082537), (193, 813305), (355, 442163), (395, 397387), (965, 162661), (2059, 76235), (2291, 68515), (5597, 28045), (5609, 27985), (10295, 15247), (11455, 13703)]