25206965

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 36481536

約数和(自身を除く): 11274571

約数列:

[1, 5, 7, 23, 35, 115, 161, 173, 181, 805, 865, 905, 1211, 1267, 3979, 4163, 6055, 6335, 19895, 20815, 27853, 29141, 31313, 139265, 145705, 156565, 219191, 720199, 1095955, 3600995, 5041393, 25206965]

約数ペア:

[(1, 25206965), (5, 5041393), (7, 3600995), (23, 1095955), (35, 720199), (115, 219191), (161, 156565), (173, 145705), (181, 139265), (805, 31313), (865, 29141), (905, 27853), (1211, 20815), (1267, 19895), (3979, 6335), (4163, 6055)]