81518204

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{4229}}^1$

素因数の和:4373

約数の個数: 24

約数和(自身を含む): 146865600

約数和(自身を除く): 65347396

約数列:

[1, 2, 4, 61, 79, 122, 158, 244, 316, 4229, 4819, 8458, 9638, 16916, 19276, 257969, 334091, 515938, 668182, 1031876, 1336364, 20379551, 40759102, 81518204]

約数ペア:

[(1, 81518204), (2, 40759102), (4, 20379551), (61, 1336364), (79, 1031876), (122, 668182), (158, 515938), (244, 334091), (316, 257969), (4229, 19276), (4819, 16916), (8458, 9638)]