80955136

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{101}}^2$

素因数の和:249

約数の個数: 54

約数和(自身を含む): 168474656

約数和(自身を除く): 87519520

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 101, 124, 128, 202, 248, 256, 404, 496, 808, 992, 1616, 1984, 3131, 3232, 3968, 6262, 6464, 7936, 10201, 12524, 12928, 20402, 25048, 25856, 40804, 50096, 81608, 100192, 163216, 200384, 316231, 326432, 400768, 632462, 652864, 801536, 1264924, 1305728, 2529848, 2611456, 5059696, 10119392, 20238784, 40477568, 80955136]

約数ペア:

[(1, 80955136), (2, 40477568), (4, 20238784), (8, 10119392), (16, 5059696), (31, 2611456), (32, 2529848), (62, 1305728), (64, 1264924), (101, 801536), (124, 652864), (128, 632462), (202, 400768), (248, 326432), (256, 316231), (404, 200384), (496, 163216), (808, 100192), (992, 81608), (1616, 50096), (1984, 40804), (3131, 25856), (3232, 25048), (3968, 20402), (6262, 12928), (6464, 12524), (7936, 10201)]