81578592

素因数分解:

$2^5\times 3^2\times {\mathrm{59}}^1\times {\mathrm{4801}}^1$

素因数の和:4876

約数の個数: 72

約数和(自身を含む): 235970280

約数和(自身を除く): 154391688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 59, 72, 96, 118, 144, 177, 236, 288, 354, 472, 531, 708, 944, 1062, 1416, 1888, 2124, 2832, 4248, 4801, 5664, 8496, 9602, 14403, 16992, 19204, 28806, 38408, 43209, 57612, 76816, 86418, 115224, 153632, 172836, 230448, 283259, 345672, 460896, 566518, 691344, 849777, 1133036, 1382688, 1699554, 2266072, 2549331, 3399108, 4532144, 5098662, 6798216, 9064288, 10197324, 13596432, 20394648, 27192864, 40789296, 81578592]

約数ペア:

[(1, 81578592), (2, 40789296), (3, 27192864), (4, 20394648), (6, 13596432), (8, 10197324), (9, 9064288), (12, 6798216), (16, 5098662), (18, 4532144), (24, 3399108), (32, 2549331), (36, 2266072), (48, 1699554), (59, 1382688), (72, 1133036), (96, 849777), (118, 691344), (144, 566518), (177, 460896), (236, 345672), (288, 283259), (354, 230448), (472, 172836), (531, 153632), (708, 115224), (944, 86418), (1062, 76816), (1416, 57612), (1888, 43209), (2124, 38408), (2832, 28806), (4248, 19204), (4801, 16992), (5664, 14403), (8496, 9602)]