81828112

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{971}}^1$

素因数の和:1231

約数の個数: 40

約数和(自身を含む): 166328640

約数和(自身を除く): 84500528

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 229, 368, 458, 916, 971, 1832, 1942, 3664, 3884, 5267, 7768, 10534, 15536, 21068, 22333, 42136, 44666, 84272, 89332, 178664, 222359, 357328, 444718, 889436, 1778872, 3557744, 5114257, 10228514, 20457028, 40914056, 81828112]

約数ペア:

[(1, 81828112), (2, 40914056), (4, 20457028), (8, 10228514), (16, 5114257), (23, 3557744), (46, 1778872), (92, 889436), (184, 444718), (229, 357328), (368, 222359), (458, 178664), (916, 89332), (971, 84272), (1832, 44666), (1942, 42136), (3664, 22333), (3884, 21068), (5267, 15536), (7768, 10534)]