1718490815

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1181}}^1$

素因数の和:1292

約数の個数: 48

約数和(自身を含む): 2351423520

約数和(自身を除く): 632932705

約数列:

[1, 5, 17, 19, 53, 85, 95, 265, 289, 323, 901, 1007, 1181, 1445, 1615, 4505, 5035, 5491, 5905, 15317, 17119, 20077, 22439, 27455, 62593, 76585, 85595, 100385, 112195, 291023, 312965, 341309, 381463, 1064081, 1189267, 1455115, 1706545, 1907315, 5320405, 5946335, 6484871, 18089377, 20217539, 32424355, 90446885, 101087695, 343698163, 1718490815]

約数ペア:

[(1, 1718490815), (5, 343698163), (17, 101087695), (19, 90446885), (53, 32424355), (85, 20217539), (95, 18089377), (265, 6484871), (289, 5946335), (323, 5320405), (901, 1907315), (1007, 1706545), (1181, 1455115), (1445, 1189267), (1615, 1064081), (4505, 381463), (5035, 341309), (5491, 312965), (5905, 291023), (15317, 112195), (17119, 100385), (20077, 85595), (22439, 76585), (27455, 62593)]