66786625

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{593}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 90069408

約数和(自身を除く): 23282783

約数列:

[1, 5, 17, 25, 53, 85, 125, 265, 425, 593, 901, 1325, 2125, 2965, 4505, 6625, 10081, 14825, 22525, 31429, 50405, 74125, 112625, 157145, 252025, 534293, 785725, 1260125, 2671465, 3928625, 13357325, 66786625]

約数ペア:

[(1, 66786625), (5, 13357325), (17, 3928625), (25, 2671465), (53, 1260125), (85, 785725), (125, 534293), (265, 252025), (425, 157145), (593, 112625), (901, 74125), (1325, 50405), (2125, 31429), (2965, 22525), (4505, 14825), (6625, 10081)]