66074875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:724

約数の個数: 32

約数和(自身を含む): 88957440

約数和(自身を除く): 22882565

約数列:

[1, 5, 19, 25, 43, 95, 125, 215, 475, 647, 817, 1075, 2375, 3235, 4085, 5375, 12293, 16175, 20425, 27821, 61465, 80875, 102125, 139105, 307325, 528599, 695525, 1536625, 2642995, 3477625, 13214975, 66074875]

約数ペア:

[(1, 66074875), (5, 13214975), (19, 3477625), (25, 2642995), (43, 1536625), (95, 695525), (125, 528599), (215, 307325), (475, 139105), (647, 102125), (817, 80875), (1075, 61465), (2375, 27821), (3235, 20425), (4085, 16175), (5375, 12293)]