165505028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 322282800

約数和(自身を除く): 156777772

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 149, 164, 298, 521, 533, 596, 1042, 1066, 1937, 2084, 2132, 3874, 6109, 6773, 7748, 12218, 13546, 21361, 24436, 27092, 42722, 77629, 79417, 85444, 155258, 158834, 277693, 310516, 317668, 555386, 1009177, 1110772, 2018354, 3182789, 4036708, 6365578, 12731156, 41376257, 82752514, 165505028]

約数ペア:

[(1, 165505028), (2, 82752514), (4, 41376257), (13, 12731156), (26, 6365578), (41, 4036708), (52, 3182789), (82, 2018354), (149, 1110772), (164, 1009177), (298, 555386), (521, 317668), (533, 310516), (596, 277693), (1042, 158834), (1066, 155258), (1937, 85444), (2084, 79417), (2132, 77629), (3874, 42722), (6109, 27092), (6773, 24436), (7748, 21361), (12218, 13546)]