173630120

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{81901}}^1$

素因数の和:81965

約数の個数: 32

約数和(自身を含む): 398043720

約数和(自身を除く): 224413600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 81901, 163802, 327604, 409505, 655208, 819010, 1638020, 3276040, 4340753, 8681506, 17363012, 21703765, 34726024, 43407530, 86815060, 173630120]

約数ペア:

[(1, 173630120), (2, 86815060), (4, 43407530), (5, 34726024), (8, 21703765), (10, 17363012), (20, 8681506), (40, 4340753), (53, 3276040), (106, 1638020), (212, 819010), (265, 655208), (424, 409505), (530, 327604), (1060, 163802), (2120, 81901)]