84992800

素因数分解:

$2^5\times 5^2\times {\mathrm{131}}^1\times {\mathrm{811}}^1$

素因数の和:962

約数の個数: 72

約数和(自身を含む): 209330352

約数和(自身を除く): 124337552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 131, 160, 200, 262, 400, 524, 655, 800, 811, 1048, 1310, 1622, 2096, 2620, 3244, 3275, 4055, 4192, 5240, 6488, 6550, 8110, 10480, 12976, 13100, 16220, 20275, 20960, 25952, 26200, 32440, 40550, 52400, 64880, 81100, 104800, 106241, 129760, 162200, 212482, 324400, 424964, 531205, 648800, 849928, 1062410, 1699856, 2124820, 2656025, 3399712, 4249640, 5312050, 8499280, 10624100, 16998560, 21248200, 42496400, 84992800]

約数ペア:

[(1, 84992800), (2, 42496400), (4, 21248200), (5, 16998560), (8, 10624100), (10, 8499280), (16, 5312050), (20, 4249640), (25, 3399712), (32, 2656025), (40, 2124820), (50, 1699856), (80, 1062410), (100, 849928), (131, 648800), (160, 531205), (200, 424964), (262, 324400), (400, 212482), (524, 162200), (655, 129760), (800, 106241), (811, 104800), (1048, 81100), (1310, 64880), (1622, 52400), (2096, 40550), (2620, 32440), (3244, 26200), (3275, 25952), (4055, 20960), (4192, 20275), (5240, 16220), (6488, 13100), (6550, 12976), (8110, 10480)]