169505380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{5171}}^1$

素因数の和:5340

約数の個数: 48

約数和(自身を含む): 391003200

約数和(自身を除く): 221497820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 149, 220, 298, 596, 745, 1490, 1639, 2980, 3278, 5171, 6556, 8195, 10342, 16390, 20684, 25855, 32780, 51710, 56881, 103420, 113762, 227524, 284405, 568810, 770479, 1137620, 1540958, 3081916, 3852395, 7704790, 8475269, 15409580, 16950538, 33901076, 42376345, 84752690, 169505380]

約数ペア:

[(1, 169505380), (2, 84752690), (4, 42376345), (5, 33901076), (10, 16950538), (11, 15409580), (20, 8475269), (22, 7704790), (44, 3852395), (55, 3081916), (110, 1540958), (149, 1137620), (220, 770479), (298, 568810), (596, 284405), (745, 227524), (1490, 113762), (1639, 103420), (2980, 56881), (3278, 51710), (5171, 32780), (6556, 25855), (8195, 20684), (10342, 16390)]