163203520

素因数分解:

$2^6\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4679}}^1$

素因数の和:4805

約数の個数: 56

約数和(自身を含む): 392277600

約数和(自身を除く): 229074080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 160, 218, 320, 436, 545, 872, 1090, 1744, 2180, 3488, 4360, 4679, 6976, 8720, 9358, 17440, 18716, 23395, 34880, 37432, 46790, 74864, 93580, 149728, 187160, 299456, 374320, 510011, 748640, 1020022, 1497280, 2040044, 2550055, 4080088, 5100110, 8160176, 10200220, 16320352, 20400440, 32640704, 40800880, 81601760, 163203520]

約数ペア:

[(1, 163203520), (2, 81601760), (4, 40800880), (5, 32640704), (8, 20400440), (10, 16320352), (16, 10200220), (20, 8160176), (32, 5100110), (40, 4080088), (64, 2550055), (80, 2040044), (109, 1497280), (160, 1020022), (218, 748640), (320, 510011), (436, 374320), (545, 299456), (872, 187160), (1090, 149728), (1744, 93580), (2180, 74864), (3488, 46790), (4360, 37432), (4679, 34880), (6976, 23395), (8720, 18716), (9358, 17440)]