20161097620

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{829}}^1\times {\mathrm{8161}}^1$

素因数の和:9148

約数の個数: 48

約数和(自身を含む): 42679098000

約数和(自身を除く): 22518000380

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 829, 1490, 1658, 2980, 3316, 4145, 8161, 8290, 16322, 16580, 32644, 40805, 81610, 123521, 163220, 247042, 494084, 617605, 1215989, 1235210, 2431978, 2470420, 4863956, 6079945, 6765469, 12159890, 13530938, 24319780, 27061876, 33827345, 67654690, 135309380, 1008054881, 2016109762, 4032219524, 5040274405, 10080548810, 20161097620]

約数ペア:

[(1, 20161097620), (2, 10080548810), (4, 5040274405), (5, 4032219524), (10, 2016109762), (20, 1008054881), (149, 135309380), (298, 67654690), (596, 33827345), (745, 27061876), (829, 24319780), (1490, 13530938), (1658, 12159890), (2980, 6765469), (3316, 6079945), (4145, 4863956), (8161, 2470420), (8290, 2431978), (16322, 1235210), (16580, 1215989), (32644, 617605), (40805, 494084), (81610, 247042), (123521, 163220)]