20165225340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{64151}}^1$

素因数の和:64220

約数の個数: 144

約数和(自身を含む): 63113250816

約数和(自身を除く): 42948025476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 169, 186, 195, 260, 310, 338, 372, 390, 403, 465, 507, 620, 676, 780, 806, 845, 930, 1014, 1209, 1612, 1690, 1860, 2015, 2028, 2418, 2535, 3380, 4030, 4836, 5070, 5239, 6045, 8060, 10140, 10478, 12090, 15717, 20956, 24180, 26195, 31434, 52390, 62868, 64151, 78585, 104780, 128302, 157170, 192453, 256604, 314340, 320755, 384906, 641510, 769812, 833963, 962265, 1283020, 1667926, 1924530, 1988681, 2501889, 3335852, 3849060, 3977362, 4169815, 5003778, 5966043, 7954724, 8339630, 9943405, 10007556, 10841519, 11932086, 12509445, 16679260, 19886810, 21683038, 23864172, 25018890, 25852853, 29830215, 32524557, 39773620, 43366076, 50037780, 51705706, 54207595, 59660430, 65049114, 77558559, 103411412, 108415190, 119320860, 129264265, 130098228, 155117118, 162622785, 216830380, 258528530, 310234236, 325245570, 336087089, 387792795, 517057060, 650491140, 672174178, 775585590, 1008261267, 1344348356, 1551171180, 1680435445, 2016522534, 3360870890, 4033045068, 5041306335, 6721741780, 10082612670, 20165225340]

約数ペア:

[(1, 20165225340), (2, 10082612670), (3, 6721741780), (4, 5041306335), (5, 4033045068), (6, 3360870890), (10, 2016522534), (12, 1680435445), (13, 1551171180), (15, 1344348356), (20, 1008261267), (26, 775585590), (30, 672174178), (31, 650491140), (39, 517057060), (52, 387792795), (60, 336087089), (62, 325245570), (65, 310234236), (78, 258528530), (93, 216830380), (124, 162622785), (130, 155117118), (155, 130098228), (156, 129264265), (169, 119320860), (186, 108415190), (195, 103411412), (260, 77558559), (310, 65049114), (338, 59660430), (372, 54207595), (390, 51705706), (403, 50037780), (465, 43366076), (507, 39773620), (620, 32524557), (676, 29830215), (780, 25852853), (806, 25018890), (845, 23864172), (930, 21683038), (1014, 19886810), (1209, 16679260), (1612, 12509445), (1690, 11932086), (1860, 10841519), (2015, 10007556), (2028, 9943405), (2418, 8339630), (2535, 7954724), (3380, 5966043), (4030, 5003778), (4836, 4169815), (5070, 3977362), (5239, 3849060), (6045, 3335852), (8060, 2501889), (10140, 1988681), (10478, 1924530), (12090, 1667926), (15717, 1283020), (20956, 962265), (24180, 833963), (26195, 769812), (31434, 641510), (52390, 384906), (62868, 320755), (64151, 314340), (78585, 256604), (104780, 192453), (128302, 157170)]