67539320

素因数分解:

$2^3\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{1657}}^1$

素因数の和:2687

約数の個数: 32

約数和(自身を含む): 152204400

約数和(自身を除く): 84665080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1019, 1657, 2038, 3314, 4076, 5095, 6628, 8152, 8285, 10190, 13256, 16570, 20380, 33140, 40760, 66280, 1688483, 3376966, 6753932, 8442415, 13507864, 16884830, 33769660, 67539320]

約数ペア:

[(1, 67539320), (2, 33769660), (4, 16884830), (5, 13507864), (8, 8442415), (10, 6753932), (20, 3376966), (40, 1688483), (1019, 66280), (1657, 40760), (2038, 33140), (3314, 20380), (4076, 16570), (5095, 13256), (6628, 10190), (8152, 8285)]