72782255

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8419}}^1$

素因数の和:8463

約数の個数: 32

約数和(自身を含む): 113164800

約数和(自身を除く): 40382545

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 8419, 8645, 42095, 58933, 109447, 159961, 294665, 547235, 766129, 799805, 1119727, 2079493, 3830645, 5598635, 10397465, 14556451, 72782255]

約数ペア:

[(1, 72782255), (5, 14556451), (7, 10397465), (13, 5598635), (19, 3830645), (35, 2079493), (65, 1119727), (91, 799805), (95, 766129), (133, 547235), (247, 294665), (455, 159961), (665, 109447), (1235, 58933), (1729, 42095), (8419, 8645)]