81568128

素因数分解:

$2^7\times 3^1\times {\mathrm{37}}^1\times {\mathrm{5741}}^1$

素因数の和:5795

約数の個数: 64

約数和(自身を含む): 222559920

約数和(自身を除く): 140991792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 128, 148, 192, 222, 296, 384, 444, 592, 888, 1184, 1776, 2368, 3552, 4736, 5741, 7104, 11482, 14208, 17223, 22964, 34446, 45928, 68892, 91856, 137784, 183712, 212417, 275568, 367424, 424834, 551136, 637251, 734848, 849668, 1102272, 1274502, 1699336, 2204544, 2549004, 3398672, 5098008, 6797344, 10196016, 13594688, 20392032, 27189376, 40784064, 81568128]

約数ペア:

[(1, 81568128), (2, 40784064), (3, 27189376), (4, 20392032), (6, 13594688), (8, 10196016), (12, 6797344), (16, 5098008), (24, 3398672), (32, 2549004), (37, 2204544), (48, 1699336), (64, 1274502), (74, 1102272), (96, 849668), (111, 734848), (128, 637251), (148, 551136), (192, 424834), (222, 367424), (296, 275568), (384, 212417), (444, 183712), (592, 137784), (888, 91856), (1184, 68892), (1776, 45928), (2368, 34446), (3552, 22964), (4736, 17223), (5741, 14208), (7104, 11482)]