72308325

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 124206336

約数和(自身を除く): 51898011

約数列:

[1, 3, 5, 15, 25, 47, 73, 75, 141, 219, 235, 281, 365, 705, 843, 1095, 1175, 1405, 1825, 3431, 3525, 4215, 5475, 7025, 10293, 13207, 17155, 20513, 21075, 39621, 51465, 61539, 66035, 85775, 102565, 198105, 257325, 307695, 330175, 512825, 964111, 990525, 1538475, 2892333, 4820555, 14461665, 24102775, 72308325]

約数ペア:

[(1, 72308325), (3, 24102775), (5, 14461665), (15, 4820555), (25, 2892333), (47, 1538475), (73, 990525), (75, 964111), (141, 512825), (219, 330175), (235, 307695), (281, 257325), (365, 198105), (705, 102565), (843, 85775), (1095, 66035), (1175, 61539), (1405, 51465), (1825, 39621), (3431, 21075), (3525, 20513), (4215, 17155), (5475, 13207), (7025, 10293)]