89836840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{132113}}^1$

素因数の和:132141

約数の個数: 32

約数和(自身を含む): 214024680

約数和(自身を除く): 124187840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 132113, 264226, 528452, 660565, 1056904, 1321130, 2245921, 2642260, 4491842, 5284520, 8983684, 11229605, 17967368, 22459210, 44918420, 89836840]

約数ペア:

[(1, 89836840), (2, 44918420), (4, 22459210), (5, 17967368), (8, 11229605), (10, 8983684), (17, 5284520), (20, 4491842), (34, 2642260), (40, 2245921), (68, 1321130), (85, 1056904), (136, 660565), (170, 528452), (340, 264226), (680, 132113)]