71027125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 96576480

約数和(自身を除く): 25549355

約数列:

[1, 5, 13, 25, 65, 109, 125, 325, 401, 545, 1417, 1625, 2005, 2725, 5213, 7085, 10025, 13625, 26065, 35425, 43709, 50125, 130325, 177125, 218545, 568217, 651625, 1092725, 2841085, 5463625, 14205425, 71027125]

約数ペア:

[(1, 71027125), (5, 14205425), (13, 5463625), (25, 2841085), (65, 1092725), (109, 651625), (125, 568217), (325, 218545), (401, 177125), (545, 130325), (1417, 50125), (1625, 43709), (2005, 35425), (2725, 26065), (5213, 13625), (7085, 10025)]