87441080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{467}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 204871680

約数和(自身を除く): 117430600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 151, 155, 248, 302, 310, 467, 604, 620, 755, 934, 1208, 1240, 1510, 1868, 2335, 3020, 3736, 4670, 4681, 6040, 9340, 9362, 14477, 18680, 18724, 23405, 28954, 37448, 46810, 57908, 70517, 72385, 93620, 115816, 141034, 144770, 187240, 282068, 289540, 352585, 564136, 579080, 705170, 1410340, 2186027, 2820680, 4372054, 8744108, 10930135, 17488216, 21860270, 43720540, 87441080]

約数ペア:

[(1, 87441080), (2, 43720540), (4, 21860270), (5, 17488216), (8, 10930135), (10, 8744108), (20, 4372054), (31, 2820680), (40, 2186027), (62, 1410340), (124, 705170), (151, 579080), (155, 564136), (248, 352585), (302, 289540), (310, 282068), (467, 187240), (604, 144770), (620, 141034), (755, 115816), (934, 93620), (1208, 72385), (1240, 70517), (1510, 57908), (1868, 46810), (2335, 37448), (3020, 28954), (3736, 23405), (4670, 18724), (4681, 18680), (6040, 14477), (9340, 9362)]