42502790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 86952960

約数和(自身を除く): 44450170

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 73, 79, 110, 134, 146, 158, 335, 365, 395, 670, 730, 737, 790, 803, 869, 1474, 1606, 1738, 3685, 4015, 4345, 4891, 5293, 5767, 7370, 8030, 8690, 9782, 10586, 11534, 24455, 26465, 28835, 48910, 52930, 53801, 57670, 58223, 63437, 107602, 116446, 126874, 269005, 291115, 317185, 386389, 538010, 582230, 634370, 772778, 1931945, 3863890, 4250279, 8500558, 21251395, 42502790]

約数ペア:

[(1, 42502790), (2, 21251395), (5, 8500558), (10, 4250279), (11, 3863890), (22, 1931945), (55, 772778), (67, 634370), (73, 582230), (79, 538010), (110, 386389), (134, 317185), (146, 291115), (158, 269005), (335, 126874), (365, 116446), (395, 107602), (670, 63437), (730, 58223), (737, 57670), (790, 53801), (803, 52930), (869, 48910), (1474, 28835), (1606, 26465), (1738, 24455), (3685, 11534), (4015, 10586), (4345, 9782), (4891, 8690), (5293, 8030), (5767, 7370)]