20565542564775

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{3709}}^1\times {\mathrm{145819}}^1$

素因数の和:149570

約数の個数: 108

約数和(自身を含む): 39897633757800

約数和(自身を除く): 19332091193025

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 169, 195, 225, 325, 507, 585, 845, 975, 1521, 2535, 2925, 3709, 4225, 7605, 11127, 12675, 18545, 33381, 38025, 48217, 55635, 92725, 144651, 145819, 166905, 241085, 278175, 433953, 437457, 626821, 723255, 729095, 834525, 1205425, 1312371, 1880463, 1895647, 2169765, 2187285, 3134105, 3616275, 3645475, 5641389, 5686941, 6561855, 9402315, 9478235, 10848825, 10936425, 15670525, 17060823, 24643411, 28206945, 28434705, 32809275, 47011575, 47391175, 73930233, 85304115, 123217055, 141034725, 142173525, 221790699, 369651165, 426520575, 540842671, 616085275, 1108953495, 1622528013, 1848255825, 2704213355, 4867584039, 5544767475, 7030954723, 8112640065, 13521066775, 21092864169, 24337920195, 35154773615, 40563200325, 63278592507, 91402411399, 105464320845, 121689600975, 175773868075, 274207234197, 316392962535, 457012056995, 527321604225, 822621702591, 1371036170985, 1581964812675, 2285060284975, 4113108512955, 6855180854925, 20565542564775]

約数ペア:

[(1, 20565542564775), (3, 6855180854925), (5, 4113108512955), (9, 2285060284975), (13, 1581964812675), (15, 1371036170985), (25, 822621702591), (39, 527321604225), (45, 457012056995), (65, 316392962535), (75, 274207234197), (117, 175773868075), (169, 121689600975), (195, 105464320845), (225, 91402411399), (325, 63278592507), (507, 40563200325), (585, 35154773615), (845, 24337920195), (975, 21092864169), (1521, 13521066775), (2535, 8112640065), (2925, 7030954723), (3709, 5544767475), (4225, 4867584039), (7605, 2704213355), (11127, 1848255825), (12675, 1622528013), (18545, 1108953495), (33381, 616085275), (38025, 540842671), (48217, 426520575), (55635, 369651165), (92725, 221790699), (144651, 142173525), (145819, 141034725), (166905, 123217055), (241085, 85304115), (278175, 73930233), (433953, 47391175), (437457, 47011575), (626821, 32809275), (723255, 28434705), (729095, 28206945), (834525, 24643411), (1205425, 17060823), (1312371, 15670525), (1880463, 10936425), (1895647, 10848825), (2169765, 9478235), (2187285, 9402315), (3134105, 6561855), (3616275, 5686941), (3645475, 5641389)]