131025472

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1013}}^1$

素因数の和:1115

約数の個数: 56

約数和(自身を含む): 271979136

約数和(自身を除く): 140953664

約数列:

[1, 2, 4, 8, 16, 32, 43, 47, 64, 86, 94, 172, 188, 344, 376, 688, 752, 1013, 1376, 1504, 2021, 2026, 2752, 3008, 4042, 4052, 8084, 8104, 16168, 16208, 32336, 32416, 43559, 47611, 64672, 64832, 87118, 95222, 129344, 174236, 190444, 348472, 380888, 696944, 761776, 1393888, 1523552, 2047273, 2787776, 3047104, 4094546, 8189092, 16378184, 32756368, 65512736, 131025472]

約数ペア:

[(1, 131025472), (2, 65512736), (4, 32756368), (8, 16378184), (16, 8189092), (32, 4094546), (43, 3047104), (47, 2787776), (64, 2047273), (86, 1523552), (94, 1393888), (172, 761776), (188, 696944), (344, 380888), (376, 348472), (688, 190444), (752, 174236), (1013, 129344), (1376, 95222), (1504, 87118), (2021, 64832), (2026, 64672), (2752, 47611), (3008, 43559), (4042, 32416), (4052, 32336), (8084, 16208), (8104, 16168)]