205894183936

素因数分解:

$2^{10}\times 7^1\times {\mathrm{1667}}^1\times {\mathrm{17231}}^1$

素因数の和:18925

約数の個数: 88

約数和(自身を含む): 470694974976

約数和(自身を除く): 264800791040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1667, 1792, 3334, 3584, 6668, 7168, 11669, 13336, 17231, 23338, 26672, 34462, 46676, 53344, 68924, 93352, 106688, 120617, 137848, 186704, 213376, 241234, 275696, 373408, 426752, 482468, 551392, 746816, 853504, 964936, 1102784, 1493632, 1707008, 1929872, 2205568, 2987264, 3859744, 4411136, 5974528, 7719488, 8822272, 11949056, 15438976, 17644544, 28724077, 30877952, 57448154, 61755904, 114896308, 123511808, 201068539, 229792616, 402137078, 459585232, 804274156, 919170464, 1608548312, 1838340928, 3217096624, 3676681856, 6434193248, 7353363712, 12868386496, 14706727424, 25736772992, 29413454848, 51473545984, 102947091968, 205894183936]

約数ペア:

[(1, 205894183936), (2, 102947091968), (4, 51473545984), (7, 29413454848), (8, 25736772992), (14, 14706727424), (16, 12868386496), (28, 7353363712), (32, 6434193248), (56, 3676681856), (64, 3217096624), (112, 1838340928), (128, 1608548312), (224, 919170464), (256, 804274156), (448, 459585232), (512, 402137078), (896, 229792616), (1024, 201068539), (1667, 123511808), (1792, 114896308), (3334, 61755904), (3584, 57448154), (6668, 30877952), (7168, 28724077), (11669, 17644544), (13336, 15438976), (17231, 11949056), (23338, 8822272), (26672, 7719488), (34462, 5974528), (46676, 4411136), (53344, 3859744), (68924, 2987264), (93352, 2205568), (106688, 1929872), (120617, 1707008), (137848, 1493632), (186704, 1102784), (213376, 964936), (241234, 853504), (275696, 746816), (373408, 551392), (426752, 482468)]