55013968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:204

約数の個数: 80

約数和(自身を含む): 118553920

約数和(自身を除く): 63539952

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 67, 73, 74, 76, 134, 146, 148, 152, 268, 292, 296, 304, 536, 584, 592, 703, 1072, 1168, 1273, 1387, 1406, 2479, 2546, 2701, 2774, 2812, 4891, 4958, 5092, 5402, 5548, 5624, 9782, 9916, 10184, 10804, 11096, 11248, 19564, 19832, 20368, 21608, 22192, 39128, 39664, 43216, 47101, 51319, 78256, 92929, 94202, 102638, 180967, 185858, 188404, 205276, 361934, 371716, 376808, 410552, 723868, 743432, 753616, 821104, 1447736, 1486864, 2895472, 3438373, 6876746, 13753492, 27506984, 55013968]

約数ペア:

[(1, 55013968), (2, 27506984), (4, 13753492), (8, 6876746), (16, 3438373), (19, 2895472), (37, 1486864), (38, 1447736), (67, 821104), (73, 753616), (74, 743432), (76, 723868), (134, 410552), (146, 376808), (148, 371716), (152, 361934), (268, 205276), (292, 188404), (296, 185858), (304, 180967), (536, 102638), (584, 94202), (592, 92929), (703, 78256), (1072, 51319), (1168, 47101), (1273, 43216), (1387, 39664), (1406, 39128), (2479, 22192), (2546, 21608), (2701, 20368), (2774, 19832), (2812, 19564), (4891, 11248), (4958, 11096), (5092, 10804), (5402, 10184), (5548, 9916), (5624, 9782)]