199755568

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{773}}^1$

素因数の和:1333

約数の個数: 40

約数和(自身を含む): 400795776

約数和(自身を除く): 201040208

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 521, 773, 1042, 1546, 2084, 3092, 4168, 6184, 8336, 12368, 16151, 23963, 32302, 47926, 64604, 95852, 129208, 191704, 258416, 383408, 402733, 805466, 1610932, 3221864, 6443728, 12484723, 24969446, 49938892, 99877784, 199755568]

約数ペア:

[(1, 199755568), (2, 99877784), (4, 49938892), (8, 24969446), (16, 12484723), (31, 6443728), (62, 3221864), (124, 1610932), (248, 805466), (496, 402733), (521, 383408), (773, 258416), (1042, 191704), (1546, 129208), (2084, 95852), (3092, 64604), (4168, 47926), (6184, 32302), (8336, 23963), (12368, 16151)]