57321920

素因数分解:

$2^6\times 5^1\times {\mathrm{271}}^1\times {\mathrm{661}}^1$

素因数の和:949

約数の個数: 56

約数和(自身を含む): 137208768

約数和(自身を除く): 79886848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 271, 320, 542, 661, 1084, 1322, 1355, 2168, 2644, 2710, 3305, 4336, 5288, 5420, 6610, 8672, 10576, 10840, 13220, 17344, 21152, 21680, 26440, 42304, 43360, 52880, 86720, 105760, 179131, 211520, 358262, 716524, 895655, 1433048, 1791310, 2866096, 3582620, 5732192, 7165240, 11464384, 14330480, 28660960, 57321920]

約数ペア:

[(1, 57321920), (2, 28660960), (4, 14330480), (5, 11464384), (8, 7165240), (10, 5732192), (16, 3582620), (20, 2866096), (32, 1791310), (40, 1433048), (64, 895655), (80, 716524), (160, 358262), (271, 211520), (320, 179131), (542, 105760), (661, 86720), (1084, 52880), (1322, 43360), (1355, 42304), (2168, 26440), (2644, 21680), (2710, 21152), (3305, 17344), (4336, 13220), (5288, 10840), (5420, 10576), (6610, 8672)]