72278205

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{4201}}^1$

素因数の和:4277

約数の個数: 32

約数和(自身を含む): 122631168

約数和(自身を除く): 50352963

約数列:

[1, 3, 5, 15, 31, 37, 93, 111, 155, 185, 465, 555, 1147, 3441, 4201, 5735, 12603, 17205, 21005, 63015, 130231, 155437, 390693, 466311, 651155, 777185, 1953465, 2331555, 4818547, 14455641, 24092735, 72278205]

約数ペア:

[(1, 72278205), (3, 24092735), (5, 14455641), (15, 4818547), (31, 2331555), (37, 1953465), (93, 777185), (111, 651155), (155, 466311), (185, 390693), (465, 155437), (555, 130231), (1147, 63015), (3441, 21005), (4201, 17205), (5735, 12603)]