220176416

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{991}}^1$

素因数の和:1185

約数の個数: 48

約数和(自身を含む): 445471488

約数和(自身を除く): 225295072

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 131, 212, 262, 424, 524, 848, 991, 1048, 1696, 1982, 2096, 3964, 4192, 6943, 7928, 13886, 15856, 27772, 31712, 52523, 55544, 105046, 111088, 129821, 210092, 222176, 259642, 420184, 519284, 840368, 1038568, 1680736, 2077136, 4154272, 6880513, 13761026, 27522052, 55044104, 110088208, 220176416]

約数ペア:

[(1, 220176416), (2, 110088208), (4, 55044104), (8, 27522052), (16, 13761026), (32, 6880513), (53, 4154272), (106, 2077136), (131, 1680736), (212, 1038568), (262, 840368), (424, 519284), (524, 420184), (848, 259642), (991, 222176), (1048, 210092), (1696, 129821), (1982, 111088), (2096, 105046), (3964, 55544), (4192, 52523), (6943, 31712), (7928, 27772), (13886, 15856)]