31538240

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1471}}^1$

素因数の和:1555

約数の個数: 56

約数和(自身を含む): 76273152

約数和(自身を除く): 44734912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 1072, 1340, 1471, 2144, 2680, 2942, 4288, 5360, 5884, 7355, 10720, 11768, 14710, 21440, 23536, 29420, 47072, 58840, 94144, 98557, 117680, 197114, 235360, 394228, 470720, 492785, 788456, 985570, 1576912, 1971140, 3153824, 3942280, 6307648, 7884560, 15769120, 31538240]

約数ペア:

[(1, 31538240), (2, 15769120), (4, 7884560), (5, 6307648), (8, 3942280), (10, 3153824), (16, 1971140), (20, 1576912), (32, 985570), (40, 788456), (64, 492785), (67, 470720), (80, 394228), (134, 235360), (160, 197114), (268, 117680), (320, 98557), (335, 94144), (536, 58840), (670, 47072), (1072, 29420), (1340, 23536), (1471, 21440), (2144, 14710), (2680, 11768), (2942, 10720), (4288, 7355), (5360, 5884)]