80778152

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 202487040

約数和(自身を除く): 121708888

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 61, 68, 91, 104, 107, 119, 122, 136, 182, 214, 221, 238, 244, 364, 427, 428, 442, 476, 488, 728, 749, 793, 854, 856, 884, 952, 1037, 1391, 1498, 1547, 1586, 1708, 1768, 1819, 2074, 2782, 2996, 3094, 3172, 3416, 3638, 4148, 5551, 5564, 5992, 6188, 6344, 6527, 7259, 7276, 8296, 9737, 11102, 11128, 12376, 12733, 13054, 13481, 14518, 14552, 19474, 22204, 23647, 25466, 26108, 26962, 29036, 38948, 44408, 45689, 47294, 50932, 52216, 53924, 58072, 77896, 84851, 91378, 94367, 94588, 101864, 107848, 110959, 165529, 169702, 182756, 188734, 189176, 221918, 331058, 339404, 365512, 377468, 443836, 593957, 662116, 678808, 754936, 776713, 887672, 1187914, 1324232, 1442467, 1553426, 2375828, 2884934, 3106852, 4751656, 5769868, 6213704, 10097269, 11539736, 20194538, 40389076, 80778152]

約数ペア:

[(1, 80778152), (2, 40389076), (4, 20194538), (7, 11539736), (8, 10097269), (13, 6213704), (14, 5769868), (17, 4751656), (26, 3106852), (28, 2884934), (34, 2375828), (52, 1553426), (56, 1442467), (61, 1324232), (68, 1187914), (91, 887672), (104, 776713), (107, 754936), (119, 678808), (122, 662116), (136, 593957), (182, 443836), (214, 377468), (221, 365512), (238, 339404), (244, 331058), (364, 221918), (427, 189176), (428, 188734), (442, 182756), (476, 169702), (488, 165529), (728, 110959), (749, 107848), (793, 101864), (854, 94588), (856, 94367), (884, 91378), (952, 84851), (1037, 77896), (1391, 58072), (1498, 53924), (1547, 52216), (1586, 50932), (1708, 47294), (1768, 45689), (1819, 44408), (2074, 38948), (2782, 29036), (2996, 26962), (3094, 26108), (3172, 25466), (3416, 23647), (3638, 22204), (4148, 19474), (5551, 14552), (5564, 14518), (5992, 13481), (6188, 13054), (6344, 12733), (6527, 12376), (7259, 11128), (7276, 11102), (8296, 9737)]