386302015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 557706240

約数和(自身を除く): 171404225

約数列:

[1, 5, 11, 19, 37, 55, 95, 97, 103, 185, 209, 407, 485, 515, 703, 1045, 1067, 1133, 1843, 1957, 2035, 3515, 3589, 3811, 5335, 5665, 7733, 9215, 9785, 9991, 17945, 19055, 20273, 21527, 38665, 39479, 41921, 49955, 68191, 72409, 101365, 107635, 109901, 189829, 197395, 209605, 340955, 362045, 369667, 549505, 750101, 796499, 949145, 1848335, 2088119, 3750505, 3982495, 4066337, 7023673, 10440595, 20331685, 35118365, 77260403, 386302015]

約数ペア:

[(1, 386302015), (5, 77260403), (11, 35118365), (19, 20331685), (37, 10440595), (55, 7023673), (95, 4066337), (97, 3982495), (103, 3750505), (185, 2088119), (209, 1848335), (407, 949145), (485, 796499), (515, 750101), (703, 549505), (1045, 369667), (1067, 362045), (1133, 340955), (1843, 209605), (1957, 197395), (2035, 189829), (3515, 109901), (3589, 107635), (3811, 101365), (5335, 72409), (5665, 68191), (7733, 49955), (9215, 41921), (9785, 39479), (9991, 38665), (17945, 21527), (19055, 20273)]