80785809

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 135475200

約数和(自身を除く): 54689391

約数列:

[1, 3, 9, 13, 27, 39, 47, 59, 83, 117, 141, 177, 249, 351, 423, 531, 611, 747, 767, 1079, 1269, 1593, 1833, 2241, 2301, 2773, 3237, 3901, 4897, 5499, 6903, 8319, 9711, 11703, 14691, 16497, 20709, 24957, 29133, 35109, 36049, 44073, 50713, 63661, 74871, 105327, 108147, 132219, 152139, 190983, 230159, 324441, 456417, 572949, 690477, 973323, 1369251, 1718847, 2071431, 2992067, 6214293, 8976201, 26928603, 80785809]

約数ペア:

[(1, 80785809), (3, 26928603), (9, 8976201), (13, 6214293), (27, 2992067), (39, 2071431), (47, 1718847), (59, 1369251), (83, 973323), (117, 690477), (141, 572949), (177, 456417), (249, 324441), (351, 230159), (423, 190983), (531, 152139), (611, 132219), (747, 108147), (767, 105327), (1079, 74871), (1269, 63661), (1593, 50713), (1833, 44073), (2241, 36049), (2301, 35109), (2773, 29133), (3237, 24957), (3901, 20709), (4897, 16497), (5499, 14691), (6903, 11703), (8319, 9711)]