25307650

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:283

約数の個数: 48

約数和(自身を含む): 49104000

約数和(自身を除く): 23796350

約数列:

[1, 2, 5, 10, 25, 43, 50, 79, 86, 149, 158, 215, 298, 395, 430, 745, 790, 1075, 1490, 1975, 2150, 3397, 3725, 3950, 6407, 6794, 7450, 11771, 12814, 16985, 23542, 32035, 33970, 58855, 64070, 84925, 117710, 160175, 169850, 294275, 320350, 506153, 588550, 1012306, 2530765, 5061530, 12653825, 25307650]

約数ペア:

[(1, 25307650), (2, 12653825), (5, 5061530), (10, 2530765), (25, 1012306), (43, 588550), (50, 506153), (79, 320350), (86, 294275), (149, 169850), (158, 160175), (215, 117710), (298, 84925), (395, 64070), (430, 58855), (745, 33970), (790, 32035), (1075, 23542), (1490, 16985), (1975, 12814), (2150, 11771), (3397, 7450), (3725, 6794), (3950, 6407)]