72721130

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1\times {\mathrm{349}}^1$

素因数の和:734

約数の個数: 32

約数和(自身を含む): 133660800

約数和(自身を除く): 60939670

約数列:

[1, 2, 5, 10, 67, 134, 311, 335, 349, 622, 670, 698, 1555, 1745, 3110, 3490, 20837, 23383, 41674, 46766, 104185, 108539, 116915, 208370, 217078, 233830, 542695, 1085390, 7272113, 14544226, 36360565, 72721130]

約数ペア:

[(1, 72721130), (2, 36360565), (5, 14544226), (10, 7272113), (67, 1085390), (134, 542695), (311, 233830), (335, 217078), (349, 208370), (622, 116915), (670, 108539), (698, 104185), (1555, 46766), (1745, 41674), (3110, 23383), (3490, 20837)]