20064597075

素因数分解:

$3^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{521497}}^1$

素因数の和:521538

約数の個数: 60

約数和(自身を含む): 39122779960

約数和(自身を除く): 19058182885

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 81, 95, 135, 171, 225, 285, 405, 475, 513, 675, 855, 1425, 1539, 2025, 2565, 4275, 7695, 12825, 38475, 521497, 1564491, 2607485, 4693473, 7822455, 9908443, 13037425, 14080419, 23467365, 29725329, 39112275, 42241257, 49542215, 70402095, 89175987, 117336825, 148626645, 211206285, 247711075, 267527961, 352010475, 445879935, 743133225, 802583883, 1056031425, 1337639805, 2229399675, 4012919415, 6688199025, 20064597075]

約数ペア:

[(1, 20064597075), (3, 6688199025), (5, 4012919415), (9, 2229399675), (15, 1337639805), (19, 1056031425), (25, 802583883), (27, 743133225), (45, 445879935), (57, 352010475), (75, 267527961), (81, 247711075), (95, 211206285), (135, 148626645), (171, 117336825), (225, 89175987), (285, 70402095), (405, 49542215), (475, 42241257), (513, 39112275), (675, 29725329), (855, 23467365), (1425, 14080419), (1539, 13037425), (2025, 9908443), (2565, 7822455), (4275, 4693473), (7695, 2607485), (12825, 1564491), (38475, 521497)]