280784192

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1201}}^1$

素因数の和:1507

約数の個数: 56

約数和(自身を含む): 602677992

約数和(自身を除く): 321893800

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 281, 416, 562, 832, 1124, 1201, 2248, 2402, 3653, 4496, 4804, 7306, 8992, 9608, 14612, 15613, 17984, 19216, 29224, 31226, 38432, 58448, 62452, 76864, 116896, 124904, 233792, 249808, 337481, 499616, 674962, 999232, 1349924, 2699848, 4387253, 5399696, 8774506, 10799392, 17549012, 21598784, 35098024, 70196048, 140392096, 280784192]

約数ペア:

[(1, 280784192), (2, 140392096), (4, 70196048), (8, 35098024), (13, 21598784), (16, 17549012), (26, 10799392), (32, 8774506), (52, 5399696), (64, 4387253), (104, 2699848), (208, 1349924), (281, 999232), (416, 674962), (562, 499616), (832, 337481), (1124, 249808), (1201, 233792), (2248, 124904), (2402, 116896), (3653, 76864), (4496, 62452), (4804, 58448), (7306, 38432), (8992, 31226), (9608, 29224), (14612, 19216), (15613, 17984)]