81716815684

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1\times {\mathrm{1097}}^1$

素因数の和:1458

約数の個数: 144

約数和(自身を含む): 178114749120

約数和(自身を除く): 96397933436

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 83, 98, 133, 166, 196, 241, 266, 332, 482, 532, 581, 931, 964, 1097, 1162, 1577, 1687, 1862, 2194, 2324, 3154, 3374, 3724, 4067, 4388, 4579, 6308, 6748, 7679, 8134, 9158, 11039, 11809, 15358, 16268, 18316, 20003, 20843, 22078, 23618, 30716, 32053, 40006, 41686, 44156, 47236, 53753, 64106, 77273, 80012, 83372, 91051, 107506, 128212, 140021, 145901, 154546, 182102, 215012, 224371, 264377, 280042, 291802, 309092, 364204, 380057, 448742, 528754, 560084, 583604, 637357, 760114, 897484, 980147, 1021307, 1057508, 1274714, 1520228, 1729969, 1850639, 1960294, 2042614, 2549428, 2660399, 3459938, 3701278, 3920588, 4085228, 4461499, 5023163, 5320798, 6919876, 7402556, 8922998, 10046326, 10641596, 12109783, 12954473, 17845996, 18622793, 20092652, 21943291, 24219566, 25908946, 35162141, 37245586, 43886582, 48439132, 51817892, 70324282, 74491172, 84768481, 87773164, 140648564, 153603037, 169536962, 246134987, 307206074, 339073924, 416922529, 492269974, 614412148, 833845058, 984539948, 1075221259, 1667690116, 2150442518, 2918457703, 4300885036, 5836915406, 11673830812, 20429203921, 40858407842, 81716815684]

約数ペア:

[(1, 81716815684), (2, 40858407842), (4, 20429203921), (7, 11673830812), (14, 5836915406), (19, 4300885036), (28, 2918457703), (38, 2150442518), (49, 1667690116), (76, 1075221259), (83, 984539948), (98, 833845058), (133, 614412148), (166, 492269974), (196, 416922529), (241, 339073924), (266, 307206074), (332, 246134987), (482, 169536962), (532, 153603037), (581, 140648564), (931, 87773164), (964, 84768481), (1097, 74491172), (1162, 70324282), (1577, 51817892), (1687, 48439132), (1862, 43886582), (2194, 37245586), (2324, 35162141), (3154, 25908946), (3374, 24219566), (3724, 21943291), (4067, 20092652), (4388, 18622793), (4579, 17845996), (6308, 12954473), (6748, 12109783), (7679, 10641596), (8134, 10046326), (9158, 8922998), (11039, 7402556), (11809, 6919876), (15358, 5320798), (16268, 5023163), (18316, 4461499), (20003, 4085228), (20843, 3920588), (22078, 3701278), (23618, 3459938), (30716, 2660399), (32053, 2549428), (40006, 2042614), (41686, 1960294), (44156, 1850639), (47236, 1729969), (53753, 1520228), (64106, 1274714), (77273, 1057508), (80012, 1021307), (83372, 980147), (91051, 897484), (107506, 760114), (128212, 637357), (140021, 583604), (145901, 560084), (154546, 528754), (182102, 448742), (215012, 380057), (224371, 364204), (264377, 309092), (280042, 291802)]