77999325

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 136181760

約数和(自身を除く): 58182435

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 103, 115, 309, 345, 439, 515, 575, 1317, 1545, 1725, 2195, 2369, 2575, 6585, 7107, 7725, 10097, 10975, 11845, 30291, 32925, 35535, 45217, 50485, 59225, 135651, 151455, 177675, 226085, 252425, 678255, 757275, 1039991, 1130425, 3119973, 3391275, 5199955, 15599865, 25999775, 77999325]

約数ペア:

[(1, 77999325), (3, 25999775), (5, 15599865), (15, 5199955), (23, 3391275), (25, 3119973), (69, 1130425), (75, 1039991), (103, 757275), (115, 678255), (309, 252425), (345, 226085), (439, 177675), (515, 151455), (575, 135651), (1317, 59225), (1545, 50485), (1725, 45217), (2195, 35535), (2369, 32925), (2575, 30291), (6585, 11845), (7107, 10975), (7725, 10097)]