204295000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:495

約数の個数: 160

約数和(自身を含む): 590436000

約数和(自身を除く): 386141000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 91, 100, 104, 125, 130, 140, 175, 182, 200, 250, 260, 280, 325, 350, 364, 449, 455, 500, 520, 625, 650, 700, 728, 875, 898, 910, 1000, 1250, 1300, 1400, 1625, 1750, 1796, 1820, 2245, 2275, 2500, 2600, 3143, 3250, 3500, 3592, 3640, 4375, 4490, 4550, 5000, 5837, 6286, 6500, 7000, 8125, 8750, 8980, 9100, 11225, 11375, 11674, 12572, 13000, 15715, 16250, 17500, 17960, 18200, 22450, 22750, 23348, 25144, 29185, 31430, 32500, 35000, 40859, 44900, 45500, 46696, 56125, 56875, 58370, 62860, 65000, 78575, 81718, 89800, 91000, 112250, 113750, 116740, 125720, 145925, 157150, 163436, 204295, 224500, 227500, 233480, 280625, 291850, 314300, 326872, 392875, 408590, 449000, 455000, 561250, 583700, 628600, 729625, 785750, 817180, 1021475, 1122500, 1167400, 1459250, 1571500, 1634360, 1964375, 2042950, 2245000, 2918500, 3143000, 3648125, 3928750, 4085900, 5107375, 5837000, 7296250, 7857500, 8171800, 10214750, 14592500, 15715000, 20429500, 25536875, 29185000, 40859000, 51073750, 102147500, 204295000]

約数ペア:

[(1, 204295000), (2, 102147500), (4, 51073750), (5, 40859000), (7, 29185000), (8, 25536875), (10, 20429500), (13, 15715000), (14, 14592500), (20, 10214750), (25, 8171800), (26, 7857500), (28, 7296250), (35, 5837000), (40, 5107375), (50, 4085900), (52, 3928750), (56, 3648125), (65, 3143000), (70, 2918500), (91, 2245000), (100, 2042950), (104, 1964375), (125, 1634360), (130, 1571500), (140, 1459250), (175, 1167400), (182, 1122500), (200, 1021475), (250, 817180), (260, 785750), (280, 729625), (325, 628600), (350, 583700), (364, 561250), (449, 455000), (455, 449000), (500, 408590), (520, 392875), (625, 326872), (650, 314300), (700, 291850), (728, 280625), (875, 233480), (898, 227500), (910, 224500), (1000, 204295), (1250, 163436), (1300, 157150), (1400, 145925), (1625, 125720), (1750, 116740), (1796, 113750), (1820, 112250), (2245, 91000), (2275, 89800), (2500, 81718), (2600, 78575), (3143, 65000), (3250, 62860), (3500, 58370), (3592, 56875), (3640, 56125), (4375, 46696), (4490, 45500), (4550, 44900), (5000, 40859), (5837, 35000), (6286, 32500), (6500, 31430), (7000, 29185), (8125, 25144), (8750, 23348), (8980, 22750), (9100, 22450), (11225, 18200), (11375, 17960), (11674, 17500), (12572, 16250), (13000, 15715)]