29696875

素因数分解:

$5^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:98

約数の個数: 48

約数和(自身を含む): 43309728

約数和(自身を除く): 13612853

約数列:

[1, 5, 13, 17, 25, 43, 65, 85, 125, 215, 221, 325, 425, 559, 625, 731, 1075, 1105, 1625, 2125, 2795, 3125, 3655, 5375, 5525, 8125, 9503, 10625, 13975, 18275, 26875, 27625, 40625, 47515, 53125, 69875, 91375, 134375, 138125, 237575, 349375, 456875, 690625, 1187875, 1746875, 2284375, 5939375, 29696875]

約数ペア:

[(1, 29696875), (5, 5939375), (13, 2284375), (17, 1746875), (25, 1187875), (43, 690625), (65, 456875), (85, 349375), (125, 237575), (215, 138125), (221, 134375), (325, 91375), (425, 69875), (559, 53125), (625, 47515), (731, 40625), (1075, 27625), (1105, 26875), (1625, 18275), (2125, 13975), (2795, 10625), (3125, 9503), (3655, 8125), (5375, 5525)]