251767616

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1123}}^1$

素因数の和:1279

約数の個数: 56

約数和(自身を含む): 520744704

約数和(自身を除く): 268977088

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 113, 124, 226, 248, 452, 496, 904, 992, 1123, 1808, 1984, 2246, 3503, 3616, 4492, 7006, 7232, 8984, 14012, 17968, 28024, 34813, 35936, 56048, 69626, 71872, 112096, 126899, 139252, 224192, 253798, 278504, 507596, 557008, 1015192, 1114016, 2030384, 2228032, 3933869, 4060768, 7867738, 8121536, 15735476, 31470952, 62941904, 125883808, 251767616]

約数ペア:

[(1, 251767616), (2, 125883808), (4, 62941904), (8, 31470952), (16, 15735476), (31, 8121536), (32, 7867738), (62, 4060768), (64, 3933869), (113, 2228032), (124, 2030384), (226, 1114016), (248, 1015192), (452, 557008), (496, 507596), (904, 278504), (992, 253798), (1123, 224192), (1808, 139252), (1984, 126899), (2246, 112096), (3503, 71872), (3616, 69626), (4492, 56048), (7006, 35936), (7232, 34813), (8984, 28024), (14012, 17968)]