19906225000

素因数分解:

$2^3\times 5^5\times {\mathrm{503}}^1\times {\mathrm{1583}}^1$

素因数の和:2117

約数の個数: 96

約数和(自身を含む): 46774506240

約数和(自身を除く): 26868281240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 503, 625, 1000, 1006, 1250, 1583, 2012, 2500, 2515, 3125, 3166, 4024, 5000, 5030, 6250, 6332, 7915, 10060, 12500, 12575, 12664, 15830, 20120, 25000, 25150, 31660, 39575, 50300, 62875, 63320, 79150, 100600, 125750, 158300, 197875, 251500, 314375, 316600, 395750, 503000, 628750, 791500, 796249, 989375, 1257500, 1571875, 1583000, 1592498, 1978750, 2515000, 3143750, 3184996, 3957500, 3981245, 4946875, 6287500, 6369992, 7915000, 7962490, 9893750, 12575000, 15924980, 19787500, 19906225, 31849960, 39575000, 39812450, 79624900, 99531125, 159249800, 199062250, 398124500, 497655625, 796249000, 995311250, 1990622500, 2488278125, 3981245000, 4976556250, 9953112500, 19906225000]

約数ペア:

[(1, 19906225000), (2, 9953112500), (4, 4976556250), (5, 3981245000), (8, 2488278125), (10, 1990622500), (20, 995311250), (25, 796249000), (40, 497655625), (50, 398124500), (100, 199062250), (125, 159249800), (200, 99531125), (250, 79624900), (500, 39812450), (503, 39575000), (625, 31849960), (1000, 19906225), (1006, 19787500), (1250, 15924980), (1583, 12575000), (2012, 9893750), (2500, 7962490), (2515, 7915000), (3125, 6369992), (3166, 6287500), (4024, 4946875), (5000, 3981245), (5030, 3957500), (6250, 3184996), (6332, 3143750), (7915, 2515000), (10060, 1978750), (12500, 1592498), (12575, 1583000), (12664, 1571875), (15830, 1257500), (20120, 989375), (25000, 796249), (25150, 791500), (31660, 628750), (39575, 503000), (50300, 395750), (62875, 316600), (63320, 314375), (79150, 251500), (100600, 197875), (125750, 158300)]