131286064

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2437}}^1$

素因数の和:2502

約数の個数: 80

約数和(自身を含む): 321659968

約数和(自身を除く): 190373904

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 37, 52, 56, 74, 91, 104, 112, 148, 182, 208, 259, 296, 364, 481, 518, 592, 728, 962, 1036, 1456, 1924, 2072, 2437, 3367, 3848, 4144, 4874, 6734, 7696, 9748, 13468, 17059, 19496, 26936, 31681, 34118, 38992, 53872, 63362, 68236, 90169, 126724, 136472, 180338, 221767, 253448, 272944, 360676, 443534, 506896, 631183, 721352, 887068, 1172197, 1262366, 1442704, 1774136, 2344394, 2524732, 3548272, 4688788, 5049464, 8205379, 9377576, 10098928, 16410758, 18755152, 32821516, 65643032, 131286064]

約数ペア:

[(1, 131286064), (2, 65643032), (4, 32821516), (7, 18755152), (8, 16410758), (13, 10098928), (14, 9377576), (16, 8205379), (26, 5049464), (28, 4688788), (37, 3548272), (52, 2524732), (56, 2344394), (74, 1774136), (91, 1442704), (104, 1262366), (112, 1172197), (148, 887068), (182, 721352), (208, 631183), (259, 506896), (296, 443534), (364, 360676), (481, 272944), (518, 253448), (592, 221767), (728, 180338), (962, 136472), (1036, 126724), (1456, 90169), (1924, 68236), (2072, 63362), (2437, 53872), (3367, 38992), (3848, 34118), (4144, 31681), (4874, 26936), (6734, 19496), (7696, 17059), (9748, 13468)]