81539072

素因数分解:

$2^{12}\times {\mathrm{17}}^1\times {\mathrm{1171}}^1$

素因数の和:1212

約数の個数: 52

約数和(自身を含む): 172797336

約数和(自身を除く): 91258264

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1024, 1088, 1171, 2048, 2176, 2342, 4096, 4352, 4684, 8704, 9368, 17408, 18736, 19907, 34816, 37472, 39814, 69632, 74944, 79628, 149888, 159256, 299776, 318512, 599552, 637024, 1199104, 1274048, 2398208, 2548096, 4796416, 5096192, 10192384, 20384768, 40769536, 81539072]

約数ペア:

[(1, 81539072), (2, 40769536), (4, 20384768), (8, 10192384), (16, 5096192), (17, 4796416), (32, 2548096), (34, 2398208), (64, 1274048), (68, 1199104), (128, 637024), (136, 599552), (256, 318512), (272, 299776), (512, 159256), (544, 149888), (1024, 79628), (1088, 74944), (1171, 69632), (2048, 39814), (2176, 37472), (2342, 34816), (4096, 19907), (4352, 18736), (4684, 17408), (8704, 9368)]