827731190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:558

約数の個数: 128

約数和(自身を含む): 1881169920

約数和(自身を除く): 1053438730

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 79, 85, 110, 130, 143, 158, 170, 187, 221, 286, 374, 395, 431, 442, 715, 790, 862, 869, 935, 1027, 1105, 1343, 1430, 1738, 1870, 2054, 2155, 2210, 2431, 2686, 4310, 4345, 4741, 4862, 5135, 5603, 6715, 7327, 8690, 9482, 10270, 11206, 11297, 12155, 13430, 14654, 14773, 17459, 22594, 23705, 24310, 28015, 29546, 34049, 34918, 36635, 47410, 56030, 56485, 61633, 68098, 73270, 73865, 80597, 87295, 95251, 112970, 123266, 147730, 161194, 170245, 174590, 190502, 192049, 308165, 340490, 374539, 384098, 402985, 442637, 476255, 578833, 616330, 749078, 805970, 885274, 952510, 960245, 1047761, 1157666, 1872695, 1920490, 2095522, 2213185, 2894165, 3745390, 4426370, 4869007, 5238805, 5788330, 6367163, 7524829, 9738014, 10477610, 12734326, 15049658, 24345035, 31835815, 37624145, 48690070, 63671630, 75248290, 82773119, 165546238, 413865595, 827731190]

約数ペア:

[(1, 827731190), (2, 413865595), (5, 165546238), (10, 82773119), (11, 75248290), (13, 63671630), (17, 48690070), (22, 37624145), (26, 31835815), (34, 24345035), (55, 15049658), (65, 12734326), (79, 10477610), (85, 9738014), (110, 7524829), (130, 6367163), (143, 5788330), (158, 5238805), (170, 4869007), (187, 4426370), (221, 3745390), (286, 2894165), (374, 2213185), (395, 2095522), (431, 1920490), (442, 1872695), (715, 1157666), (790, 1047761), (862, 960245), (869, 952510), (935, 885274), (1027, 805970), (1105, 749078), (1343, 616330), (1430, 578833), (1738, 476255), (1870, 442637), (2054, 402985), (2155, 384098), (2210, 374539), (2431, 340490), (2686, 308165), (4310, 192049), (4345, 190502), (4741, 174590), (4862, 170245), (5135, 161194), (5603, 147730), (6715, 123266), (7327, 112970), (8690, 95251), (9482, 87295), (10270, 80597), (11206, 73865), (11297, 73270), (12155, 68098), (13430, 61633), (14654, 56485), (14773, 56030), (17459, 47410), (22594, 36635), (23705, 34918), (24310, 34049), (28015, 29546)]