127650280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{187721}}^1$

素因数の和:187749

約数の個数: 32

約数和(自身を含む): 304109640

約数和(自身を除く): 176459360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 187721, 375442, 750884, 938605, 1501768, 1877210, 3191257, 3754420, 6382514, 7508840, 12765028, 15956285, 25530056, 31912570, 63825140, 127650280]

約数ペア:

[(1, 127650280), (2, 63825140), (4, 31912570), (5, 25530056), (8, 15956285), (10, 12765028), (17, 7508840), (20, 6382514), (34, 3754420), (40, 3191257), (68, 1877210), (85, 1501768), (136, 938605), (170, 750884), (340, 375442), (680, 187721)]