81657174564

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1361}}^1\times {\mathrm{5807}}^1$

素因数の和:7226

約数の個数: 144

約数和(自身を含む): 241871325696

約数和(自身を除く): 160214151132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 41, 42, 63, 82, 84, 123, 126, 164, 246, 252, 287, 369, 492, 574, 738, 861, 1148, 1361, 1476, 1722, 2583, 2722, 3444, 4083, 5166, 5444, 5807, 8166, 9527, 10332, 11614, 12249, 16332, 17421, 19054, 23228, 24498, 28581, 34842, 38108, 40649, 48996, 52263, 55801, 57162, 69684, 81298, 85743, 104526, 111602, 114324, 121947, 162596, 167403, 171486, 209052, 223204, 238087, 243894, 334806, 342972, 365841, 390607, 476174, 487788, 502209, 669612, 714261, 731682, 781214, 952348, 1004418, 1171821, 1428522, 1463364, 1562428, 1666609, 2008836, 2142783, 2343642, 2857044, 3333218, 3515463, 4285566, 4687284, 4999827, 6666436, 7030926, 7903327, 8571132, 9999654, 14061852, 14999481, 15806654, 19999308, 23709981, 29998962, 31613308, 47419962, 55323289, 59997924, 71129943, 94839924, 110646578, 142259886, 165969867, 221293156, 284519772, 324036407, 331939734, 497909601, 648072814, 663879468, 972109221, 995819202, 1296145628, 1944218442, 1991638404, 2268254849, 2916327663, 3888436884, 4536509698, 5832655326, 6804764547, 9073019396, 11665310652, 13609529094, 20414293641, 27219058188, 40828587282, 81657174564]

約数ペア:

[(1, 81657174564), (2, 40828587282), (3, 27219058188), (4, 20414293641), (6, 13609529094), (7, 11665310652), (9, 9073019396), (12, 6804764547), (14, 5832655326), (18, 4536509698), (21, 3888436884), (28, 2916327663), (36, 2268254849), (41, 1991638404), (42, 1944218442), (63, 1296145628), (82, 995819202), (84, 972109221), (123, 663879468), (126, 648072814), (164, 497909601), (246, 331939734), (252, 324036407), (287, 284519772), (369, 221293156), (492, 165969867), (574, 142259886), (738, 110646578), (861, 94839924), (1148, 71129943), (1361, 59997924), (1476, 55323289), (1722, 47419962), (2583, 31613308), (2722, 29998962), (3444, 23709981), (4083, 19999308), (5166, 15806654), (5444, 14999481), (5807, 14061852), (8166, 9999654), (9527, 8571132), (10332, 7903327), (11614, 7030926), (12249, 6666436), (16332, 4999827), (17421, 4687284), (19054, 4285566), (23228, 3515463), (24498, 3333218), (28581, 2857044), (34842, 2343642), (38108, 2142783), (40649, 2008836), (48996, 1666609), (52263, 1562428), (55801, 1463364), (57162, 1428522), (69684, 1171821), (81298, 1004418), (85743, 952348), (104526, 781214), (111602, 731682), (114324, 714261), (121947, 669612), (162596, 502209), (167403, 487788), (171486, 476174), (209052, 390607), (223204, 365841), (238087, 342972), (243894, 334806)]