71719604

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:765

約数の個数: 48

約数和(自身を含む): 145521600

約数和(自身を除く): 73801996

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 709, 836, 1331, 1418, 2299, 2662, 2836, 4598, 5324, 7799, 9196, 13471, 15598, 25289, 26942, 31196, 50578, 53884, 85789, 101156, 148181, 171578, 296362, 343156, 592724, 943679, 1629991, 1887358, 3259982, 3774716, 6519964, 17929901, 35859802, 71719604]

約数ペア:

[(1, 71719604), (2, 35859802), (4, 17929901), (11, 6519964), (19, 3774716), (22, 3259982), (38, 1887358), (44, 1629991), (76, 943679), (121, 592724), (209, 343156), (242, 296362), (418, 171578), (484, 148181), (709, 101156), (836, 85789), (1331, 53884), (1418, 50578), (2299, 31196), (2662, 26942), (2836, 25289), (4598, 15598), (5324, 13471), (7799, 9196)]