78815716

素因数分解:

$2^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{2467}}^1$

素因数の和:2648

約数の個数: 36

約数和(自身を含む): 161496048

約数和(自身を除く): 82680332

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 163, 196, 326, 652, 1141, 2282, 2467, 4564, 4934, 7987, 9868, 15974, 17269, 31948, 34538, 69076, 120883, 241766, 402121, 483532, 804242, 1608484, 2814847, 5629694, 11259388, 19703929, 39407858, 78815716]

約数ペア:

[(1, 78815716), (2, 39407858), (4, 19703929), (7, 11259388), (14, 5629694), (28, 2814847), (49, 1608484), (98, 804242), (163, 483532), (196, 402121), (326, 241766), (652, 120883), (1141, 69076), (2282, 34538), (2467, 31948), (4564, 17269), (4934, 15974), (7987, 9868)]