71734725

素因数分解:

$3^2\times 5^2\times {\mathrm{211}}^1\times {\mathrm{1511}}^1$

素因数の和:1738

約数の個数: 36

約数和(自身を含む): 129179232

約数和(自身を除く): 57444507

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 211, 225, 633, 1055, 1511, 1899, 3165, 4533, 5275, 7555, 9495, 13599, 15825, 22665, 37775, 47475, 67995, 113325, 318821, 339975, 956463, 1594105, 2869389, 4782315, 7970525, 14346945, 23911575, 71734725]

約数ペア:

[(1, 71734725), (3, 23911575), (5, 14346945), (9, 7970525), (15, 4782315), (25, 2869389), (45, 1594105), (75, 956463), (211, 339975), (225, 318821), (633, 113325), (1055, 67995), (1511, 47475), (1899, 37775), (3165, 22665), (4533, 15825), (5275, 13599), (7555, 9495)]