161875448

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{379}}^1$

素因数の和:684

約数の個数: 64

約数和(自身を含む): 361152000

約数和(自身を除く): 199276552

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 263, 379, 406, 526, 758, 812, 1052, 1516, 1624, 1841, 2104, 2653, 3032, 3682, 5306, 7364, 7627, 10612, 10991, 14728, 15254, 21224, 21982, 30508, 43964, 53389, 61016, 76937, 87928, 99677, 106778, 153874, 199354, 213556, 307748, 398708, 427112, 615496, 697739, 797416, 1395478, 2790956, 2890633, 5581912, 5781266, 11562532, 20234431, 23125064, 40468862, 80937724, 161875448]

約数ペア:

[(1, 161875448), (2, 80937724), (4, 40468862), (7, 23125064), (8, 20234431), (14, 11562532), (28, 5781266), (29, 5581912), (56, 2890633), (58, 2790956), (116, 1395478), (203, 797416), (232, 697739), (263, 615496), (379, 427112), (406, 398708), (526, 307748), (758, 213556), (812, 199354), (1052, 153874), (1516, 106778), (1624, 99677), (1841, 87928), (2104, 76937), (2653, 61016), (3032, 53389), (3682, 43964), (5306, 30508), (7364, 21982), (7627, 21224), (10612, 15254), (10991, 14728)]