906841000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{883}}^1$

素因数の和:996

約数の個数: 128

約数和(自身を含む): 2316787200

約数和(自身を除く): 1409946200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 79, 100, 104, 125, 130, 158, 200, 250, 260, 316, 325, 395, 500, 520, 632, 650, 790, 883, 1000, 1027, 1300, 1580, 1625, 1766, 1975, 2054, 2600, 3160, 3250, 3532, 3950, 4108, 4415, 5135, 6500, 7064, 7900, 8216, 8830, 9875, 10270, 11479, 13000, 15800, 17660, 19750, 20540, 22075, 22958, 25675, 35320, 39500, 41080, 44150, 45916, 51350, 57395, 69757, 79000, 88300, 91832, 102700, 110375, 114790, 128375, 139514, 176600, 205400, 220750, 229580, 256750, 279028, 286975, 348785, 441500, 459160, 513500, 558056, 573950, 697570, 883000, 906841, 1027000, 1147900, 1395140, 1434875, 1743925, 1813682, 2295800, 2790280, 2869750, 3487850, 3627364, 4534205, 5739500, 6975700, 7254728, 8719625, 9068410, 11479000, 13951400, 17439250, 18136820, 22671025, 34878500, 36273640, 45342050, 69757000, 90684100, 113355125, 181368200, 226710250, 453420500, 906841000]

約数ペア:

[(1, 906841000), (2, 453420500), (4, 226710250), (5, 181368200), (8, 113355125), (10, 90684100), (13, 69757000), (20, 45342050), (25, 36273640), (26, 34878500), (40, 22671025), (50, 18136820), (52, 17439250), (65, 13951400), (79, 11479000), (100, 9068410), (104, 8719625), (125, 7254728), (130, 6975700), (158, 5739500), (200, 4534205), (250, 3627364), (260, 3487850), (316, 2869750), (325, 2790280), (395, 2295800), (500, 1813682), (520, 1743925), (632, 1434875), (650, 1395140), (790, 1147900), (883, 1027000), (1000, 906841), (1027, 883000), (1300, 697570), (1580, 573950), (1625, 558056), (1766, 513500), (1975, 459160), (2054, 441500), (2600, 348785), (3160, 286975), (3250, 279028), (3532, 256750), (3950, 229580), (4108, 220750), (4415, 205400), (5135, 176600), (6500, 139514), (7064, 128375), (7900, 114790), (8216, 110375), (8830, 102700), (9875, 91832), (10270, 88300), (11479, 79000), (13000, 69757), (15800, 57395), (17660, 51350), (19750, 45916), (20540, 44150), (22075, 41080), (22958, 39500), (25675, 35320)]