162069985

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 252555264

約数和(自身を除く): 90485279

約数列:

[1, 5, 7, 11, 35, 55, 61, 67, 77, 103, 305, 335, 385, 427, 469, 515, 671, 721, 737, 1133, 2135, 2345, 3355, 3605, 3685, 4087, 4697, 5159, 5665, 6283, 6901, 7931, 20435, 23485, 25795, 28609, 31415, 34505, 39655, 43981, 44957, 48307, 69113, 75911, 143045, 219905, 224785, 241535, 314699, 345565, 379555, 420961, 483791, 531377, 1573495, 2104805, 2418955, 2656885, 2946727, 4630571, 14733635, 23152855, 32413997, 162069985]

約数ペア:

[(1, 162069985), (5, 32413997), (7, 23152855), (11, 14733635), (35, 4630571), (55, 2946727), (61, 2656885), (67, 2418955), (77, 2104805), (103, 1573495), (305, 531377), (335, 483791), (385, 420961), (427, 379555), (469, 345565), (515, 314699), (671, 241535), (721, 224785), (737, 219905), (1133, 143045), (2135, 75911), (2345, 69113), (3355, 48307), (3605, 44957), (3685, 43981), (4087, 39655), (4697, 34505), (5159, 31415), (5665, 28609), (6283, 25795), (6901, 23485), (7931, 20435)]