81265860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34729}}^1$

素因数の和:34757

約数の個数: 72

約数和(自身を含む): 265476120

約数和(自身を除く): 184210260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 34729, 69458, 104187, 138916, 173645, 208374, 312561, 347290, 416748, 451477, 520935, 625122, 694580, 902954, 1041870, 1250244, 1354431, 1562805, 1805908, 2083740, 2257385, 2708862, 3125610, 4063293, 4514770, 5417724, 6251220, 6772155, 8126586, 9029540, 13544310, 16253172, 20316465, 27088620, 40632930, 81265860]

約数ペア:

[(1, 81265860), (2, 40632930), (3, 27088620), (4, 20316465), (5, 16253172), (6, 13544310), (9, 9029540), (10, 8126586), (12, 6772155), (13, 6251220), (15, 5417724), (18, 4514770), (20, 4063293), (26, 3125610), (30, 2708862), (36, 2257385), (39, 2083740), (45, 1805908), (52, 1562805), (60, 1354431), (65, 1250244), (78, 1041870), (90, 902954), (117, 694580), (130, 625122), (156, 520935), (180, 451477), (195, 416748), (234, 347290), (260, 312561), (390, 208374), (468, 173645), (585, 138916), (780, 104187), (1170, 69458), (2340, 34729)]