82758550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1987}}^1$

素因数の和:2030

約数の個数: 72

約数和(自身を含む): 189690984

約数和(自身を除く): 106932434

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 49, 50, 70, 85, 98, 119, 170, 175, 238, 245, 350, 425, 490, 595, 833, 850, 1190, 1225, 1666, 1987, 2450, 2975, 3974, 4165, 5950, 8330, 9935, 13909, 19870, 20825, 27818, 33779, 41650, 49675, 67558, 69545, 97363, 99350, 139090, 168895, 194726, 236453, 337790, 347725, 472906, 486815, 695450, 844475, 973630, 1182265, 1655171, 1688950, 2364530, 2434075, 3310342, 4868150, 5911325, 8275855, 11822650, 16551710, 41379275, 82758550]

約数ペア:

[(1, 82758550), (2, 41379275), (5, 16551710), (7, 11822650), (10, 8275855), (14, 5911325), (17, 4868150), (25, 3310342), (34, 2434075), (35, 2364530), (49, 1688950), (50, 1655171), (70, 1182265), (85, 973630), (98, 844475), (119, 695450), (170, 486815), (175, 472906), (238, 347725), (245, 337790), (350, 236453), (425, 194726), (490, 168895), (595, 139090), (833, 99350), (850, 97363), (1190, 69545), (1225, 67558), (1666, 49675), (1987, 41650), (2450, 33779), (2975, 27818), (3974, 20825), (4165, 19870), (5950, 13909), (8330, 9935)]