72884864

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{43801}}^1$

素因数の和:43828

約数の個数: 32

約数和(自身を含む): 156373140

約数和(自身を除く): 83488276

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 43801, 87602, 175204, 350408, 569413, 700816, 1138826, 1401632, 2277652, 2803264, 4555304, 5606528, 9110608, 18221216, 36442432, 72884864]

約数ペア:

[(1, 72884864), (2, 36442432), (4, 18221216), (8, 9110608), (13, 5606528), (16, 4555304), (26, 2803264), (32, 2277652), (52, 1401632), (64, 1138826), (104, 700816), (128, 569413), (208, 350408), (416, 175204), (832, 87602), (1664, 43801)]