72261645

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1129}}^1$

素因数の和:1405

約数の個数: 32

約数和(自身を含む): 123016320

約数和(自身を除く): 50754675

約数列:

[1, 3, 5, 15, 17, 51, 85, 251, 255, 753, 1129, 1255, 3387, 3765, 4267, 5645, 12801, 16935, 19193, 21335, 57579, 64005, 95965, 283379, 287895, 850137, 1416895, 4250685, 4817443, 14452329, 24087215, 72261645]

約数ペア:

[(1, 72261645), (3, 24087215), (5, 14452329), (15, 4817443), (17, 4250685), (51, 1416895), (85, 850137), (251, 287895), (255, 283379), (753, 95965), (1129, 64005), (1255, 57579), (3387, 21335), (3765, 19193), (4267, 16935), (5645, 12801)]