87782320

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{4049}}^1$

素因数の和:4333

約数の個数: 40

約数和(自身を含む): 204897600

約数和(自身を除く): 117115280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 2168, 2710, 4049, 4336, 5420, 8098, 10840, 16196, 20245, 21680, 32392, 40490, 64784, 80980, 161960, 323920, 1097279, 2194558, 4389116, 5486395, 8778232, 10972790, 17556464, 21945580, 43891160, 87782320]

約数ペア:

[(1, 87782320), (2, 43891160), (4, 21945580), (5, 17556464), (8, 10972790), (10, 8778232), (16, 5486395), (20, 4389116), (40, 2194558), (80, 1097279), (271, 323920), (542, 161960), (1084, 80980), (1355, 64784), (2168, 40490), (2710, 32392), (4049, 21680), (4336, 20245), (5420, 16196), (8098, 10840)]