65224280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{547}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 160980480

約数和(自身を除く): 95756200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 271, 440, 542, 547, 1084, 1094, 1355, 2168, 2188, 2710, 2735, 2981, 4376, 5420, 5470, 5962, 6017, 10840, 10940, 11924, 12034, 14905, 21880, 23848, 24068, 29810, 30085, 48136, 59620, 60170, 119240, 120340, 148237, 240680, 296474, 592948, 741185, 1185896, 1482370, 1630607, 2964740, 3261214, 5929480, 6522428, 8153035, 13044856, 16306070, 32612140, 65224280]

約数ペア:

[(1, 65224280), (2, 32612140), (4, 16306070), (5, 13044856), (8, 8153035), (10, 6522428), (11, 5929480), (20, 3261214), (22, 2964740), (40, 1630607), (44, 1482370), (55, 1185896), (88, 741185), (110, 592948), (220, 296474), (271, 240680), (440, 148237), (542, 120340), (547, 119240), (1084, 60170), (1094, 59620), (1355, 48136), (2168, 30085), (2188, 29810), (2710, 24068), (2735, 23848), (2981, 21880), (4376, 14905), (5420, 12034), (5470, 11924), (5962, 10940), (6017, 10840)]