63869360

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2011}}^1$

素因数の和:2421

約数の個数: 40

約数和(自身を含む): 148944336

約数和(自身を除く): 85074976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 1588, 1985, 2011, 3176, 3970, 4022, 6352, 7940, 8044, 10055, 15880, 16088, 20110, 31760, 32176, 40220, 80440, 160880, 798367, 1596734, 3193468, 3991835, 6386936, 7983670, 12773872, 15967340, 31934680, 63869360]

約数ペア:

[(1, 63869360), (2, 31934680), (4, 15967340), (5, 12773872), (8, 7983670), (10, 6386936), (16, 3991835), (20, 3193468), (40, 1596734), (80, 798367), (397, 160880), (794, 80440), (1588, 40220), (1985, 32176), (2011, 31760), (3176, 20110), (3970, 16088), (4022, 15880), (6352, 10055), (7940, 8044)]