65909325

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 113135616

約数和(自身を除く): 47226291

約数列:

[1, 3, 5, 15, 25, 43, 75, 107, 129, 191, 215, 321, 535, 573, 645, 955, 1075, 1605, 2675, 2865, 3225, 4601, 4775, 8025, 8213, 13803, 14325, 20437, 23005, 24639, 41065, 61311, 69015, 102185, 115025, 123195, 205325, 306555, 345075, 510925, 615975, 878791, 1532775, 2636373, 4393955, 13181865, 21969775, 65909325]

約数ペア:

[(1, 65909325), (3, 21969775), (5, 13181865), (15, 4393955), (25, 2636373), (43, 1532775), (75, 878791), (107, 615975), (129, 510925), (191, 345075), (215, 306555), (321, 205325), (535, 123195), (573, 115025), (645, 102185), (955, 69015), (1075, 61311), (1605, 41065), (2675, 24639), (2865, 23005), (3225, 20437), (4601, 14325), (4775, 13803), (8025, 8213)]