81537536

素因数分解:

$2^9\times {\mathrm{71}}^1\times {\mathrm{2243}}^1$

素因数の和:2332

約数の個数: 40

約数和(自身を含む): 165284064

約数和(自身を除く): 83746528

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 512, 568, 1136, 2243, 2272, 4486, 4544, 8972, 9088, 17944, 18176, 35888, 36352, 71776, 143552, 159253, 287104, 318506, 574208, 637012, 1148416, 1274024, 2548048, 5096096, 10192192, 20384384, 40768768, 81537536]

約数ペア:

[(1, 81537536), (2, 40768768), (4, 20384384), (8, 10192192), (16, 5096096), (32, 2548048), (64, 1274024), (71, 1148416), (128, 637012), (142, 574208), (256, 318506), (284, 287104), (512, 159253), (568, 143552), (1136, 71776), (2243, 36352), (2272, 35888), (4486, 18176), (4544, 17944), (8972, 9088)]