89427880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{77093}}^1$

素因数の和:77133

約数の個数: 32

約数和(自身を含む): 208153800

約数和(自身を除く): 118725920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 77093, 154186, 308372, 385465, 616744, 770930, 1541860, 2235697, 3083720, 4471394, 8942788, 11178485, 17885576, 22356970, 44713940, 89427880]

約数ペア:

[(1, 89427880), (2, 44713940), (4, 22356970), (5, 17885576), (8, 11178485), (10, 8942788), (20, 4471394), (29, 3083720), (40, 2235697), (58, 1541860), (116, 770930), (145, 616744), (232, 385465), (290, 308372), (580, 154186), (1160, 77093)]