25906628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 52012800

約数和(自身を除く): 26106172

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 79, 116, 158, 257, 316, 319, 514, 638, 869, 1028, 1276, 1738, 2291, 2827, 3476, 4582, 5654, 7453, 9164, 11308, 14906, 20303, 25201, 29812, 40606, 50402, 81212, 81983, 100804, 163966, 223333, 327932, 446666, 588787, 893332, 1177574, 2355148, 6476657, 12953314, 25906628]

約数ペア:

[(1, 25906628), (2, 12953314), (4, 6476657), (11, 2355148), (22, 1177574), (29, 893332), (44, 588787), (58, 446666), (79, 327932), (116, 223333), (158, 163966), (257, 100804), (316, 81983), (319, 81212), (514, 50402), (638, 40606), (869, 29812), (1028, 25201), (1276, 20303), (1738, 14906), (2291, 11308), (2827, 9164), (3476, 7453), (4582, 5654)]