128219936

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1597}}^1$

素因数の和:1813

約数の個数: 48

約数和(自身を含む): 273430584

約数和(自身を除く): 145210648

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 193, 208, 386, 416, 772, 1544, 1597, 2509, 3088, 3194, 5018, 6176, 6388, 10036, 12776, 20072, 20761, 25552, 40144, 41522, 51104, 80288, 83044, 166088, 308221, 332176, 616442, 664352, 1232884, 2465768, 4006873, 4931536, 8013746, 9863072, 16027492, 32054984, 64109968, 128219936]

約数ペア:

[(1, 128219936), (2, 64109968), (4, 32054984), (8, 16027492), (13, 9863072), (16, 8013746), (26, 4931536), (32, 4006873), (52, 2465768), (104, 1232884), (193, 664352), (208, 616442), (386, 332176), (416, 308221), (772, 166088), (1544, 83044), (1597, 80288), (2509, 51104), (3088, 41522), (3194, 40144), (5018, 25552), (6176, 20761), (6388, 20072), (10036, 12776)]