245399695220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1\times {\mathrm{797}}^1\times {\mathrm{811}}^1$

素因数の和:2121

約数の個数: 96

約数和(自身を含む): 530365764096

約数和(自身を除く): 284966068876

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 463, 797, 811, 820, 926, 1594, 1622, 1852, 2315, 3188, 3244, 3985, 4055, 4630, 7970, 8110, 9260, 15940, 16220, 18983, 32677, 33251, 37966, 65354, 66502, 75932, 94915, 130708, 133004, 163385, 166255, 189830, 326770, 332510, 369011, 375493, 379660, 646367, 653540, 665020, 738022, 750986, 1292734, 1476044, 1501972, 1845055, 1877465, 2585468, 3231835, 3690110, 3754930, 6463670, 7380220, 7509860, 12927340, 15129451, 15395213, 26501047, 30258902, 30790426, 53002094, 60517804, 61580852, 75647255, 76976065, 106004188, 132505235, 151294510, 153952130, 265010470, 299267921, 302589020, 307904260, 530020940, 598535842, 1197071684, 1496339605, 2992679210, 5985358420, 12269984761, 24539969522, 49079939044, 61349923805, 122699847610, 245399695220]

約数ペア:

[(1, 245399695220), (2, 122699847610), (4, 61349923805), (5, 49079939044), (10, 24539969522), (20, 12269984761), (41, 5985358420), (82, 2992679210), (164, 1496339605), (205, 1197071684), (410, 598535842), (463, 530020940), (797, 307904260), (811, 302589020), (820, 299267921), (926, 265010470), (1594, 153952130), (1622, 151294510), (1852, 132505235), (2315, 106004188), (3188, 76976065), (3244, 75647255), (3985, 61580852), (4055, 60517804), (4630, 53002094), (7970, 30790426), (8110, 30258902), (9260, 26501047), (15940, 15395213), (16220, 15129451), (18983, 12927340), (32677, 7509860), (33251, 7380220), (37966, 6463670), (65354, 3754930), (66502, 3690110), (75932, 3231835), (94915, 2585468), (130708, 1877465), (133004, 1845055), (163385, 1501972), (166255, 1476044), (189830, 1292734), (326770, 750986), (332510, 738022), (369011, 665020), (375493, 653540), (379660, 646367)]