81954752

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:610

約数の個数: 84

約数和(自身を含む): 188503560

約数和(自身を除く): 106548808

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 121, 152, 176, 209, 242, 304, 352, 418, 484, 557, 608, 704, 836, 968, 1114, 1216, 1672, 1936, 2228, 2299, 3344, 3872, 4456, 4598, 6127, 6688, 7744, 8912, 9196, 10583, 12254, 13376, 17824, 18392, 21166, 24508, 35648, 36784, 42332, 49016, 67397, 73568, 84664, 98032, 116413, 134794, 147136, 169328, 196064, 232826, 269588, 338656, 392128, 465652, 539176, 677312, 931304, 1078352, 1280543, 1862608, 2156704, 2561086, 3725216, 4313408, 5122172, 7450432, 10244344, 20488688, 40977376, 81954752]

約数ペア:

[(1, 81954752), (2, 40977376), (4, 20488688), (8, 10244344), (11, 7450432), (16, 5122172), (19, 4313408), (22, 3725216), (32, 2561086), (38, 2156704), (44, 1862608), (64, 1280543), (76, 1078352), (88, 931304), (121, 677312), (152, 539176), (176, 465652), (209, 392128), (242, 338656), (304, 269588), (352, 232826), (418, 196064), (484, 169328), (557, 147136), (608, 134794), (704, 116413), (836, 98032), (968, 84664), (1114, 73568), (1216, 67397), (1672, 49016), (1936, 42332), (2228, 36784), (2299, 35648), (3344, 24508), (3872, 21166), (4456, 18392), (4598, 17824), (6127, 13376), (6688, 12254), (7744, 10583), (8912, 9196)]