197980479904

素因数分解:

$2^5\times {\mathrm{137}}^1\times {\mathrm{2081}}^1\times {\mathrm{21701}}^1$

素因数の和:23929

約数の個数: 48

約数和(自身を含む): 392825905416

約数和(自身を除く): 194845425512

約数列:

[1, 2, 4, 8, 16, 32, 137, 274, 548, 1096, 2081, 2192, 4162, 4384, 8324, 16648, 21701, 33296, 43402, 66592, 86804, 173608, 285097, 347216, 570194, 694432, 1140388, 2280776, 2973037, 4561552, 5946074, 9123104, 11892148, 23784296, 45159781, 47568592, 90319562, 95137184, 180639124, 361278248, 722556496, 1445112992, 6186889997, 12373779994, 24747559988, 49495119976, 98990239952, 197980479904]

約数ペア:

[(1, 197980479904), (2, 98990239952), (4, 49495119976), (8, 24747559988), (16, 12373779994), (32, 6186889997), (137, 1445112992), (274, 722556496), (548, 361278248), (1096, 180639124), (2081, 95137184), (2192, 90319562), (4162, 47568592), (4384, 45159781), (8324, 23784296), (16648, 11892148), (21701, 9123104), (33296, 5946074), (43402, 4561552), (66592, 2973037), (86804, 2280776), (173608, 1140388), (285097, 694432), (347216, 570194)]