5663125

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:91

約数の個数: 40

約数和(自身を含む): 8266104

約数和(自身を除く): 2602979

約数列:

[1, 5, 13, 17, 25, 41, 65, 85, 125, 205, 221, 325, 425, 533, 625, 697, 1025, 1105, 1625, 2125, 2665, 3485, 5125, 5525, 8125, 9061, 10625, 13325, 17425, 25625, 27625, 45305, 66625, 87125, 138125, 226525, 333125, 435625, 1132625, 5663125]

約数ペア:

[(1, 5663125), (5, 1132625), (13, 435625), (17, 333125), (25, 226525), (41, 138125), (65, 87125), (85, 66625), (125, 45305), (205, 27625), (221, 25625), (325, 17425), (425, 13325), (533, 10625), (625, 9061), (697, 8125), (1025, 5525), (1105, 5125), (1625, 3485), (2125, 2665)]