66715900

素因数分解:

$2^2\times 5^2\times {\mathrm{163}}^1\times {\mathrm{4093}}^1$

素因数の和:4270

約数の個数: 36

約数和(自身を含む): 145697272

約数和(自身を除く): 78981372

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 163, 326, 652, 815, 1630, 3260, 4075, 4093, 8150, 8186, 16300, 16372, 20465, 40930, 81860, 102325, 204650, 409300, 667159, 1334318, 2668636, 3335795, 6671590, 13343180, 16678975, 33357950, 66715900]

約数ペア:

[(1, 66715900), (2, 33357950), (4, 16678975), (5, 13343180), (10, 6671590), (20, 3335795), (25, 2668636), (50, 1334318), (100, 667159), (163, 409300), (326, 204650), (652, 102325), (815, 81860), (1630, 40930), (3260, 20465), (4075, 16372), (4093, 16300), (8150, 8186)]