2078173875

素因数分解:

$3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{128879}}^1$

素因数の和:128940

約数の個数: 32

約数和(自身を含む): 3538529280

約数和(自身を除く): 1460355405

約数列:

[1, 3, 5, 15, 25, 43, 75, 125, 129, 215, 375, 645, 1075, 3225, 5375, 16125, 128879, 386637, 644395, 1933185, 3221975, 5541797, 9665925, 16109875, 16625391, 27708985, 48329625, 83126955, 138544925, 415634775, 692724625, 2078173875]

約数ペア:

[(1, 2078173875), (3, 692724625), (5, 415634775), (15, 138544925), (25, 83126955), (43, 48329625), (75, 27708985), (125, 16625391), (129, 16109875), (215, 9665925), (375, 5541797), (645, 3221975), (1075, 1933185), (3225, 644395), (5375, 386637), (16125, 128879)]