66601625

素因数分解:

$5^3\times {\mathrm{43}}^1\times {\mathrm{12391}}^1$

素因数の和:12449

約数の個数: 16

約数和(自身を含む): 85058688

約数和(自身を除く): 18457063

約数列:

[1, 5, 25, 43, 125, 215, 1075, 5375, 12391, 61955, 309775, 532813, 1548875, 2664065, 13320325, 66601625]

約数ペア:

[(1, 66601625), (5, 13320325), (25, 2664065), (43, 1548875), (125, 532813), (215, 309775), (1075, 61955), (5375, 12391)]