2015272225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{311}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 2701969920

約数和(自身を除く): 686697695

約数列:

[1, 5, 17, 25, 79, 85, 193, 311, 395, 425, 965, 1343, 1555, 1975, 3281, 4825, 5287, 6715, 7775, 15247, 16405, 24569, 26435, 33575, 60023, 76235, 82025, 122845, 132175, 259199, 300115, 381175, 417673, 614225, 1020391, 1295995, 1500575, 2088365, 4741817, 5101955, 6479975, 10441825, 23709085, 25509775, 80610889, 118545425, 403054445, 2015272225]

約数ペア:

[(1, 2015272225), (5, 403054445), (17, 118545425), (25, 80610889), (79, 25509775), (85, 23709085), (193, 10441825), (311, 6479975), (395, 5101955), (425, 4741817), (965, 2088365), (1343, 1500575), (1555, 1295995), (1975, 1020391), (3281, 614225), (4825, 417673), (5287, 381175), (6715, 300115), (7775, 259199), (15247, 132175), (16405, 122845), (24569, 82025), (26435, 76235), (33575, 60023)]