20501042016

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:215

約数の個数: 768

約数和(自身を含む): 74587226112

約数和(自身を除く): 54086184096

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 17, 21, 24, 26, 28, 31, 32, 34, 39, 42, 48, 51, 52, 56, 61, 62, 68, 73, 78, 84, 91, 93, 96, 102, 104, 112, 119, 122, 124, 136, 146, 156, 168, 182, 183, 186, 204, 208, 217, 219, 221, 224, 238, 244, 248, 272, 273, 292, 312, 336, 357, 364, 366, 372, 403, 408, 416, 427, 434, 438, 442, 476, 488, 496, 511, 527, 544, 546, 584, 624, 651, 663, 672, 714, 728, 732, 744, 793, 806, 816, 854, 868, 876, 884, 949, 952, 976, 992, 1022, 1037, 1054, 1092, 1168, 1209, 1241, 1248, 1281, 1302, 1326, 1428, 1456, 1464, 1488, 1533, 1547, 1581, 1586, 1612, 1632, 1708, 1736, 1752, 1768, 1891, 1898, 1904, 1952, 2044, 2074, 2108, 2184, 2263, 2336, 2379, 2418, 2482, 2562, 2604, 2652, 2821, 2847, 2856, 2912, 2928, 2976, 3066, 3094, 3111, 3162, 3172, 3224, 3416, 3472, 3504, 3536, 3689, 3723, 3782, 3796, 3808, 4088, 4148, 4216, 4368, 4453, 4526, 4641, 4758, 4836, 4964, 5124, 5208, 5304, 5551, 5642, 5673, 5694, 5712, 5856, 6132, 6188, 6222, 6324, 6344, 6448, 6643, 6789, 6832, 6851, 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約数ペア:

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