201216213475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{9851467}}^1$

素因数の和:9851539

約数の個数: 24

約数和(自身を含む): 268748047040

約数和(自身を除く): 67531833565

約数列:

[1, 5, 19, 25, 43, 95, 215, 475, 817, 1075, 4085, 20425, 9851467, 49257335, 187177873, 246286675, 423613081, 935889365, 2118065405, 4679446825, 8048648539, 10590327025, 40243242695, 201216213475]

約数ペア:

[(1, 201216213475), (5, 40243242695), (19, 10590327025), (25, 8048648539), (43, 4679446825), (95, 2118065405), (215, 935889365), (475, 423613081), (817, 246286675), (1075, 187177873), (4085, 49257335), (20425, 9851467)]