1250107840

素因数分解:

$2^6\times 5^1\times {\mathrm{811}}^1\times {\mathrm{4817}}^1$

素因数の和:5645

約数の個数: 56

約数和(自身を含む): 2981108592

約数和(自身を除く): 1731000752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 811, 1622, 3244, 4055, 4817, 6488, 8110, 9634, 12976, 16220, 19268, 24085, 25952, 32440, 38536, 48170, 51904, 64880, 77072, 96340, 129760, 154144, 192680, 259520, 308288, 385360, 770720, 1541440, 3906587, 7813174, 15626348, 19532935, 31252696, 39065870, 62505392, 78131740, 125010784, 156263480, 250021568, 312526960, 625053920, 1250107840]

約数ペア:

[(1, 1250107840), (2, 625053920), (4, 312526960), (5, 250021568), (8, 156263480), (10, 125010784), (16, 78131740), (20, 62505392), (32, 39065870), (40, 31252696), (64, 19532935), (80, 15626348), (160, 7813174), (320, 3906587), (811, 1541440), (1622, 770720), (3244, 385360), (4055, 308288), (4817, 259520), (6488, 192680), (8110, 154144), (9634, 129760), (12976, 96340), (16220, 77072), (19268, 64880), (24085, 51904), (25952, 48170), (32440, 38536)]