72737170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{6547}}^1$

素因数の和:6666

約数の個数: 32

約数和(自身を含む): 144265536

約数和(自身を除く): 71528366

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 2222, 5555, 6547, 11110, 13094, 32735, 65470, 72017, 144034, 360085, 661247, 720170, 1322494, 3306235, 6612470, 7273717, 14547434, 36368585, 72737170]

約数ペア:

[(1, 72737170), (2, 36368585), (5, 14547434), (10, 7273717), (11, 6612470), (22, 3306235), (55, 1322494), (101, 720170), (110, 661247), (202, 360085), (505, 144034), (1010, 72017), (1111, 65470), (2222, 32735), (5555, 13094), (6547, 11110)]