123642505

素因数分解:

$5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{461}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 173859840

約数和(自身を除く): 50217335

約数列:

[1, 5, 7, 35, 79, 97, 395, 461, 485, 553, 679, 2305, 2765, 3227, 3395, 7663, 16135, 36419, 38315, 44717, 53641, 182095, 223585, 254933, 268205, 313019, 1274665, 1565095, 3532643, 17663215, 24728501, 123642505]

約数ペア:

[(1, 123642505), (5, 24728501), (7, 17663215), (35, 3532643), (79, 1565095), (97, 1274665), (395, 313019), (461, 268205), (485, 254933), (553, 223585), (679, 182095), (2305, 53641), (2765, 44717), (3227, 38315), (3395, 36419), (7663, 16135)]