20150451620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{154079}}^1$

素因数の和:154604

約数の個数: 48

約数和(自身を含む): 45661916160

約数和(自身を除く): 25511464540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 503, 1006, 2012, 2515, 5030, 6539, 10060, 13078, 26156, 32695, 65390, 130780, 154079, 308158, 616316, 770395, 1540790, 2003027, 3081580, 4006054, 8012108, 10015135, 20030270, 40060540, 77501737, 155003474, 310006948, 387508685, 775017370, 1007522581, 1550034740, 2015045162, 4030090324, 5037612905, 10075225810, 20150451620]

約数ペア:

[(1, 20150451620), (2, 10075225810), (4, 5037612905), (5, 4030090324), (10, 2015045162), (13, 1550034740), (20, 1007522581), (26, 775017370), (52, 387508685), (65, 310006948), (130, 155003474), (260, 77501737), (503, 40060540), (1006, 20030270), (2012, 10015135), (2515, 8012108), (5030, 4006054), (6539, 3081580), (10060, 2003027), (13078, 1540790), (26156, 770395), (32695, 616316), (65390, 308158), (130780, 154079)]