201280768

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1951}}^1$

素因数の和:2011

約数の個数: 72

約数和(自身を含む): 446867456

約数和(自身を除く): 245586688

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 806, 832, 992, 1612, 1664, 1951, 1984, 3224, 3328, 3902, 3968, 6448, 7804, 7936, 12896, 15608, 25363, 25792, 31216, 50726, 51584, 60481, 62432, 101452, 103168, 120962, 124864, 202904, 241924, 249728, 405808, 483848, 499456, 786253, 811616, 967696, 1572506, 1623232, 1935392, 3145012, 3246464, 3870784, 6290024, 6492928, 7741568, 12580048, 15483136, 25160096, 50320192, 100640384, 201280768]

約数ペア:

[(1, 201280768), (2, 100640384), (4, 50320192), (8, 25160096), (13, 15483136), (16, 12580048), (26, 7741568), (31, 6492928), (32, 6290024), (52, 3870784), (62, 3246464), (64, 3145012), (104, 1935392), (124, 1623232), (128, 1572506), (208, 967696), (248, 811616), (256, 786253), (403, 499456), (416, 483848), (496, 405808), (806, 249728), (832, 241924), (992, 202904), (1612, 124864), (1664, 120962), (1951, 103168), (1984, 101452), (3224, 62432), (3328, 60481), (3902, 51584), (3968, 50726), (6448, 31216), (7804, 25792), (7936, 25363), (12896, 15608)]