205331485

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 261563904

約数和(自身を除く): 56232419

約数列:

[1, 5, 41, 47, 101, 205, 211, 235, 505, 1055, 1927, 4141, 4747, 8651, 9635, 9917, 20705, 21311, 23735, 43255, 49585, 106555, 194627, 406597, 873751, 973135, 1001617, 2032985, 4368755, 5008085, 41066297, 205331485]

約数ペア:

[(1, 205331485), (5, 41066297), (41, 5008085), (47, 4368755), (101, 2032985), (205, 1001617), (211, 973135), (235, 873751), (505, 406597), (1055, 194627), (1927, 106555), (4141, 49585), (4747, 43255), (8651, 23735), (9635, 21311), (9917, 20705)]