78921625

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:418

約数の個数: 32

約数和(自身を含む): 104203008

約数和(自身を除く): 25281383

約数列:

[1, 5, 23, 25, 97, 115, 125, 283, 485, 575, 1415, 2231, 2425, 2875, 6509, 7075, 11155, 12125, 27451, 32545, 35375, 55775, 137255, 162725, 278875, 631373, 686275, 813625, 3156865, 3431375, 15784325, 78921625]

約数ペア:

[(1, 78921625), (5, 15784325), (23, 3431375), (25, 3156865), (97, 813625), (115, 686275), (125, 631373), (283, 278875), (485, 162725), (575, 137255), (1415, 55775), (2231, 35375), (2425, 32545), (2875, 27451), (6509, 12125), (7075, 11155)]