26713960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 76204800

約数和(自身を除く): 49490840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 41, 52, 56, 65, 70, 82, 91, 104, 130, 140, 164, 179, 182, 205, 260, 280, 287, 328, 358, 364, 410, 455, 520, 533, 574, 716, 728, 820, 895, 910, 1066, 1148, 1253, 1432, 1435, 1640, 1790, 1820, 2132, 2296, 2327, 2506, 2665, 2870, 3580, 3640, 3731, 4264, 4654, 5012, 5330, 5740, 6265, 7160, 7339, 7462, 9308, 10024, 10660, 11480, 11635, 12530, 14678, 14924, 16289, 18616, 18655, 21320, 23270, 25060, 29356, 29848, 32578, 36695, 37310, 46540, 50120, 51373, 58712, 65156, 73390, 74620, 81445, 93080, 95407, 102746, 130312, 146780, 149240, 162890, 190814, 205492, 256865, 293560, 325780, 381628, 410984, 477035, 513730, 651560, 667849, 763256, 954070, 1027460, 1335698, 1908140, 2054920, 2671396, 3339245, 3816280, 5342792, 6678490, 13356980, 26713960]

約数ペア:

[(1, 26713960), (2, 13356980), (4, 6678490), (5, 5342792), (7, 3816280), (8, 3339245), (10, 2671396), (13, 2054920), (14, 1908140), (20, 1335698), (26, 1027460), (28, 954070), (35, 763256), (40, 667849), (41, 651560), (52, 513730), (56, 477035), (65, 410984), (70, 381628), (82, 325780), (91, 293560), (104, 256865), (130, 205492), (140, 190814), (164, 162890), (179, 149240), (182, 146780), (205, 130312), (260, 102746), (280, 95407), (287, 93080), (328, 81445), (358, 74620), (364, 73390), (410, 65156), (455, 58712), (520, 51373), (533, 50120), (574, 46540), (716, 37310), (728, 36695), (820, 32578), (895, 29848), (910, 29356), (1066, 25060), (1148, 23270), (1253, 21320), (1432, 18655), (1435, 18616), (1640, 16289), (1790, 14924), (1820, 14678), (2132, 12530), (2296, 11635), (2327, 11480), (2506, 10660), (2665, 10024), (2870, 9308), (3580, 7462), (3640, 7339), (3731, 7160), (4264, 6265), (4654, 5740), (5012, 5330)]