163845520

素因数分解:

$2^4\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{1567}}^1$

素因数の和:2887

約数の個数: 40

約数和(自身を含む): 381475584

約数和(自身を除く): 217630064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1307, 1567, 2614, 3134, 5228, 6268, 6535, 7835, 10456, 12536, 13070, 15670, 20912, 25072, 26140, 31340, 52280, 62680, 104560, 125360, 2048069, 4096138, 8192276, 10240345, 16384552, 20480690, 32769104, 40961380, 81922760, 163845520]

約数ペア:

[(1, 163845520), (2, 81922760), (4, 40961380), (5, 32769104), (8, 20480690), (10, 16384552), (16, 10240345), (20, 8192276), (40, 4096138), (80, 2048069), (1307, 125360), (1567, 104560), (2614, 62680), (3134, 52280), (5228, 31340), (6268, 26140), (6535, 25072), (7835, 20912), (10456, 15670), (12536, 13070)]