89405420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{8387}}^1$

素因数の和:8450

約数の個数: 48

約数和(自身を含む): 207150048

約数和(自身を除く): 117744628

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 8387, 10660, 16774, 33548, 41935, 83870, 109031, 167740, 218062, 343867, 436124, 545155, 687734, 1090310, 1375468, 1719335, 2180620, 3438670, 4470271, 6877340, 8940542, 17881084, 22351355, 44702710, 89405420]

約数ペア:

[(1, 89405420), (2, 44702710), (4, 22351355), (5, 17881084), (10, 8940542), (13, 6877340), (20, 4470271), (26, 3438670), (41, 2180620), (52, 1719335), (65, 1375468), (82, 1090310), (130, 687734), (164, 545155), (205, 436124), (260, 343867), (410, 218062), (533, 167740), (820, 109031), (1066, 83870), (2132, 41935), (2665, 33548), (5330, 16774), (8387, 10660)]