66744736

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1103}}^1$

素因数の和:1205

約数の個数: 48

約数和(自身を含む): 137991168

約数和(自身を除く): 71246432

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 122, 124, 244, 248, 488, 496, 976, 992, 1103, 1891, 1952, 2206, 3782, 4412, 7564, 8824, 15128, 17648, 30256, 34193, 35296, 60512, 67283, 68386, 134566, 136772, 269132, 273544, 538264, 547088, 1076528, 1094176, 2085773, 2153056, 4171546, 8343092, 16686184, 33372368, 66744736]

約数ペア:

[(1, 66744736), (2, 33372368), (4, 16686184), (8, 8343092), (16, 4171546), (31, 2153056), (32, 2085773), (61, 1094176), (62, 1076528), (122, 547088), (124, 538264), (244, 273544), (248, 269132), (488, 136772), (496, 134566), (976, 68386), (992, 67283), (1103, 60512), (1891, 35296), (1952, 34193), (2206, 30256), (3782, 17648), (4412, 15128), (7564, 8824)]