78947024

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{991}}^1$

素因数の和:1395

約数の個数: 40

約数和(自身を含む): 165322752

約数和(自身を除く): 86375728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 383, 766, 991, 1532, 1982, 3064, 3964, 4979, 6128, 7928, 9958, 12883, 15856, 19916, 25766, 39832, 51532, 79664, 103064, 206128, 379553, 759106, 1518212, 3036424, 4934189, 6072848, 9868378, 19736756, 39473512, 78947024]

約数ペア:

[(1, 78947024), (2, 39473512), (4, 19736756), (8, 9868378), (13, 6072848), (16, 4934189), (26, 3036424), (52, 1518212), (104, 759106), (208, 379553), (383, 206128), (766, 103064), (991, 79664), (1532, 51532), (1982, 39832), (3064, 25766), (3964, 19916), (4979, 15856), (6128, 12883), (7928, 9958)]