163312820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{20063}}^1$

素因数の和:20120

約数の個数: 48

約数和(自身を含む): 384265728

約数和(自身を除く): 220952908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 20063, 40126, 80252, 100315, 200630, 220693, 401260, 441386, 742331, 882772, 1103465, 1484662, 2206930, 2969324, 3711655, 4413860, 7423310, 8165641, 14846620, 16331282, 32662564, 40828205, 81656410, 163312820]

約数ペア:

[(1, 163312820), (2, 81656410), (4, 40828205), (5, 32662564), (10, 16331282), (11, 14846620), (20, 8165641), (22, 7423310), (37, 4413860), (44, 3711655), (55, 2969324), (74, 2206930), (110, 1484662), (148, 1103465), (185, 882772), (220, 742331), (370, 441386), (407, 401260), (740, 220693), (814, 200630), (1628, 100315), (2035, 80252), (4070, 40126), (8140, 20063)]