81809624

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{4547}}^1$

素因数の和:4739

約数の個数: 32

約数和(自身を含む): 166183920

約数和(自身を除く): 84374296

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 173, 346, 692, 1384, 2249, 4498, 4547, 8996, 9094, 17992, 18188, 36376, 59111, 118222, 236444, 472888, 786631, 1573262, 3146524, 6293048, 10226203, 20452406, 40904812, 81809624]

約数ペア:

[(1, 81809624), (2, 40904812), (4, 20452406), (8, 10226203), (13, 6293048), (26, 3146524), (52, 1573262), (104, 786631), (173, 472888), (346, 236444), (692, 118222), (1384, 59111), (2249, 36376), (4498, 18188), (4547, 17992), (8996, 9094)]