89050000

素因数分解:

$2^4\times 5^5\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:183

約数の個数: 120

約数和(自身を含む): 233938152

約数和(自身を除く): 144888152

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 137, 200, 208, 250, 260, 274, 325, 400, 500, 520, 548, 625, 650, 685, 1000, 1040, 1096, 1250, 1300, 1370, 1625, 1781, 2000, 2192, 2500, 2600, 2740, 3125, 3250, 3425, 3562, 5000, 5200, 5480, 6250, 6500, 6850, 7124, 8125, 8905, 10000, 10960, 12500, 13000, 13700, 14248, 16250, 17125, 17810, 25000, 26000, 27400, 28496, 32500, 34250, 35620, 40625, 44525, 50000, 54800, 65000, 68500, 71240, 81250, 85625, 89050, 130000, 137000, 142480, 162500, 171250, 178100, 222625, 274000, 325000, 342500, 356200, 428125, 445250, 650000, 685000, 712400, 856250, 890500, 1113125, 1370000, 1712500, 1781000, 2226250, 3425000, 3562000, 4452500, 5565625, 6850000, 8905000, 11131250, 17810000, 22262500, 44525000, 89050000]

約数ペア:

[(1, 89050000), (2, 44525000), (4, 22262500), (5, 17810000), (8, 11131250), (10, 8905000), (13, 6850000), (16, 5565625), (20, 4452500), (25, 3562000), (26, 3425000), (40, 2226250), (50, 1781000), (52, 1712500), (65, 1370000), (80, 1113125), (100, 890500), (104, 856250), (125, 712400), (130, 685000), (137, 650000), (200, 445250), (208, 428125), (250, 356200), (260, 342500), (274, 325000), (325, 274000), (400, 222625), (500, 178100), (520, 171250), (548, 162500), (625, 142480), (650, 137000), (685, 130000), (1000, 89050), (1040, 85625), (1096, 81250), (1250, 71240), (1300, 68500), (1370, 65000), (1625, 54800), (1781, 50000), (2000, 44525), (2192, 40625), (2500, 35620), (2600, 34250), (2740, 32500), (3125, 28496), (3250, 27400), (3425, 26000), (3562, 25000), (5000, 17810), (5200, 17125), (5480, 16250), (6250, 14248), (6500, 13700), (6850, 13000), (7124, 12500), (8125, 10960), (8905, 10000)]