72195075

素因数分解:

$3^2\times 5^2\times {\mathrm{320867}}^1$

素因数の和:320883

約数の個数: 18

約数和(自身を含む): 129309804

約数和(自身を除く): 57114729

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 320867, 962601, 1604335, 2887803, 4813005, 8021675, 14439015, 24065025, 72195075]

約数ペア:

[(1, 72195075), (3, 24065025), (5, 14439015), (9, 8021675), (15, 4813005), (25, 2887803), (45, 1604335), (75, 962601), (225, 320867)]