265715996816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1\times {\mathrm{31249}}^1$

素因数の和:31696

約数の個数: 80

約数和(自身を含む): 550095000000

約数和(自身を除く): 284379003184

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 83, 152, 166, 304, 332, 337, 664, 674, 1328, 1348, 1577, 2696, 3154, 5392, 6308, 6403, 12616, 12806, 25232, 25612, 27971, 31249, 51224, 55942, 62498, 102448, 111884, 124996, 223768, 249992, 447536, 499984, 531449, 593731, 1062898, 1187462, 2125796, 2374924, 2593667, 4251592, 4749848, 5187334, 8503184, 9499696, 10374668, 10530913, 20749336, 21061826, 41498672, 42123652, 49279673, 84247304, 98559346, 168494608, 197118692, 200087347, 394237384, 400174694, 788474768, 800349388, 874065779, 1600698776, 1748131558, 3201397552, 3496263116, 6992526232, 13985052464, 16607249801, 33214499602, 66428999204, 132857998408, 265715996816]

約数ペア:

[(1, 265715996816), (2, 132857998408), (4, 66428999204), (8, 33214499602), (16, 16607249801), (19, 13985052464), (38, 6992526232), (76, 3496263116), (83, 3201397552), (152, 1748131558), (166, 1600698776), (304, 874065779), (332, 800349388), (337, 788474768), (664, 400174694), (674, 394237384), (1328, 200087347), (1348, 197118692), (1577, 168494608), (2696, 98559346), (3154, 84247304), (5392, 49279673), (6308, 42123652), (6403, 41498672), (12616, 21061826), (12806, 20749336), (25232, 10530913), (25612, 10374668), (27971, 9499696), (31249, 8503184), (51224, 5187334), (55942, 4749848), (62498, 4251592), (102448, 2593667), (111884, 2374924), (124996, 2125796), (223768, 1187462), (249992, 1062898), (447536, 593731), (499984, 531449)]