81091010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8101}}^1$

素因数の和:8139

約数の個数: 64

約数和(自身を含む): 196003584

約数和(自身を除く): 114912574

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 286, 385, 455, 715, 770, 910, 1001, 1430, 2002, 5005, 8101, 10010, 16202, 40505, 56707, 81010, 89111, 105313, 113414, 178222, 210626, 283535, 445555, 526565, 567070, 623777, 737191, 891110, 1053130, 1158443, 1247554, 1474382, 2316886, 3118885, 3685955, 5792215, 6237770, 7371910, 8109101, 11584430, 16218202, 40545505, 81091010]

約数ペア:

[(1, 81091010), (2, 40545505), (5, 16218202), (7, 11584430), (10, 8109101), (11, 7371910), (13, 6237770), (14, 5792215), (22, 3685955), (26, 3118885), (35, 2316886), (55, 1474382), (65, 1247554), (70, 1158443), (77, 1053130), (91, 891110), (110, 737191), (130, 623777), (143, 567070), (154, 526565), (182, 445555), (286, 283535), (385, 210626), (455, 178222), (715, 113414), (770, 105313), (910, 89111), (1001, 81010), (1430, 56707), (2002, 40505), (5005, 16202), (8101, 10010)]