72785755

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{821}}^1$

素因数の和:999

約数の個数: 32

約数和(自身を含む): 106531200

約数和(自身を除く): 33745445

約数列:

[1, 5, 7, 17, 35, 85, 119, 149, 595, 745, 821, 1043, 2533, 4105, 5215, 5747, 12665, 13957, 17731, 28735, 69785, 88655, 97699, 122329, 488495, 611645, 856303, 2079593, 4281515, 10397965, 14557151, 72785755]

約数ペア:

[(1, 72785755), (5, 14557151), (7, 10397965), (17, 4281515), (35, 2079593), (85, 856303), (119, 611645), (149, 488495), (595, 122329), (745, 97699), (821, 88655), (1043, 69785), (2533, 28735), (4105, 17731), (5215, 13957), (5747, 12665)]