81455616

素因数分解:

$2^9\times 3^2\times {\mathrm{11}}^1\times {\mathrm{1607}}^1$

素因数の和:1642

約数の個数: 120

約数和(自身を含む): 256617504

約数和(自身を除く): 175161888

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 128, 132, 144, 176, 192, 198, 256, 264, 288, 352, 384, 396, 512, 528, 576, 704, 768, 792, 1056, 1152, 1408, 1536, 1584, 1607, 2112, 2304, 2816, 3168, 3214, 4224, 4608, 4821, 5632, 6336, 6428, 8448, 9642, 12672, 12856, 14463, 16896, 17677, 19284, 25344, 25712, 28926, 35354, 38568, 50688, 51424, 53031, 57852, 70708, 77136, 102848, 106062, 115704, 141416, 154272, 159093, 205696, 212124, 231408, 282832, 308544, 318186, 411392, 424248, 462816, 565664, 617088, 636372, 822784, 848496, 925632, 1131328, 1234176, 1272744, 1696992, 1851264, 2262656, 2468352, 2545488, 3393984, 3702528, 4525312, 5090976, 6787968, 7405056, 9050624, 10181952, 13575936, 20363904, 27151872, 40727808, 81455616]

約数ペア:

[(1, 81455616), (2, 40727808), (3, 27151872), (4, 20363904), (6, 13575936), (8, 10181952), (9, 9050624), (11, 7405056), (12, 6787968), (16, 5090976), (18, 4525312), (22, 3702528), (24, 3393984), (32, 2545488), (33, 2468352), (36, 2262656), (44, 1851264), (48, 1696992), (64, 1272744), (66, 1234176), (72, 1131328), (88, 925632), (96, 848496), (99, 822784), (128, 636372), (132, 617088), (144, 565664), (176, 462816), (192, 424248), (198, 411392), (256, 318186), (264, 308544), (288, 282832), (352, 231408), (384, 212124), (396, 205696), (512, 159093), (528, 154272), (576, 141416), (704, 115704), (768, 106062), (792, 102848), (1056, 77136), (1152, 70708), (1408, 57852), (1536, 53031), (1584, 51424), (1607, 50688), (2112, 38568), (2304, 35354), (2816, 28926), (3168, 25712), (3214, 25344), (4224, 19284), (4608, 17677), (4821, 16896), (5632, 14463), (6336, 12856), (6428, 12672), (8448, 9642)]