13163840

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1327}}^1$

素因数の和:1375

約数の個数: 56

約数和(自身を含む): 32381952

約数和(自身を除く): 19218112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1327, 1984, 2480, 2654, 4960, 5308, 6635, 9920, 10616, 13270, 21232, 26540, 41137, 42464, 53080, 82274, 84928, 106160, 164548, 205685, 212320, 329096, 411370, 424640, 658192, 822740, 1316384, 1645480, 2632768, 3290960, 6581920, 13163840]

約数ペア:

[(1, 13163840), (2, 6581920), (4, 3290960), (5, 2632768), (8, 1645480), (10, 1316384), (16, 822740), (20, 658192), (31, 424640), (32, 411370), (40, 329096), (62, 212320), (64, 205685), (80, 164548), (124, 106160), (155, 84928), (160, 82274), (248, 53080), (310, 42464), (320, 41137), (496, 26540), (620, 21232), (992, 13270), (1240, 10616), (1327, 9920), (1984, 6635), (2480, 5308), (2654, 4960)]