264970982575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1\times {\mathrm{15859}}^1$

素因数の和:16492

約数の個数: 48

約数和(自身を含む): 358066144800

約数和(自身を除く): 93095162225

約数列:

[1, 5, 13, 25, 65, 101, 325, 505, 509, 1313, 2525, 2545, 6565, 6617, 12725, 15859, 32825, 33085, 51409, 79295, 165425, 206167, 257045, 396475, 668317, 1030835, 1285225, 1601759, 3341585, 5154175, 8008795, 8072231, 16707925, 20822867, 40043975, 40361155, 104114335, 104939003, 201805775, 520571675, 524695015, 815295331, 2623475075, 4076476655, 10598839303, 20382383275, 52994196515, 264970982575]

約数ペア:

[(1, 264970982575), (5, 52994196515), (13, 20382383275), (25, 10598839303), (65, 4076476655), (101, 2623475075), (325, 815295331), (505, 524695015), (509, 520571675), (1313, 201805775), (2525, 104939003), (2545, 104114335), (6565, 40361155), (6617, 40043975), (12725, 20822867), (15859, 16707925), (32825, 8072231), (33085, 8008795), (51409, 5154175), (79295, 3341585), (165425, 1601759), (206167, 1285225), (257045, 1030835), (396475, 668317)]