166730240

素因数分解:

$2^9\times 5^1\times {\mathrm{65129}}^1$

素因数の和:65152

約数の個数: 40

約数和(自身を含む): 399767940

約数和(自身を除く): 233037700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 65129, 130258, 260516, 325645, 521032, 651290, 1042064, 1302580, 2084128, 2605160, 4168256, 5210320, 8336512, 10420640, 16673024, 20841280, 33346048, 41682560, 83365120, 166730240]

約数ペア:

[(1, 166730240), (2, 83365120), (4, 41682560), (5, 33346048), (8, 20841280), (10, 16673024), (16, 10420640), (20, 8336512), (32, 5210320), (40, 4168256), (64, 2605160), (80, 2084128), (128, 1302580), (160, 1042064), (256, 651290), (320, 521032), (512, 325645), (640, 260516), (1280, 130258), (2560, 65129)]