16156640

素因数分解:

$2^5\times 5^1\times {\mathrm{241}}^1\times {\mathrm{419}}^1$

素因数の和:675

約数の個数: 48

約数和(自身を含む): 38419920

約数和(自身を除く): 22263280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 241, 419, 482, 838, 964, 1205, 1676, 1928, 2095, 2410, 3352, 3856, 4190, 4820, 6704, 7712, 8380, 9640, 13408, 16760, 19280, 33520, 38560, 67040, 100979, 201958, 403916, 504895, 807832, 1009790, 1615664, 2019580, 3231328, 4039160, 8078320, 16156640]

約数ペア:

[(1, 16156640), (2, 8078320), (4, 4039160), (5, 3231328), (8, 2019580), (10, 1615664), (16, 1009790), (20, 807832), (32, 504895), (40, 403916), (80, 201958), (160, 100979), (241, 67040), (419, 38560), (482, 33520), (838, 19280), (964, 16760), (1205, 13408), (1676, 9640), (1928, 8380), (2095, 7712), (2410, 6704), (3352, 4820), (3856, 4190)]