78889774885

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{321743}}^1$

素因数の和:321885

約数の個数: 32

約数和(自身を含む): 104245056000

約数和(自身を除く): 25355281115

約数列:

[1, 5, 19, 29, 89, 95, 145, 445, 551, 1691, 2581, 2755, 8455, 12905, 49039, 245195, 321743, 1608715, 6113117, 9330547, 28635127, 30565585, 46652735, 143175635, 177280393, 544067413, 830418683, 886401965, 2720337065, 4152093415, 15777954977, 78889774885]

約数ペア:

[(1, 78889774885), (5, 15777954977), (19, 4152093415), (29, 2720337065), (89, 886401965), (95, 830418683), (145, 544067413), (445, 177280393), (551, 143175635), (1691, 46652735), (2581, 30565585), (2755, 28635127), (8455, 9330547), (12905, 6113117), (49039, 1608715), (245195, 321743)]