117635920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1291}}^1$

素因数の和:1388

約数の個数: 80

約数和(自身を含む): 294141888

約数和(自身を除く): 176505968

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 67, 68, 80, 85, 134, 136, 170, 268, 272, 335, 340, 536, 670, 680, 1072, 1139, 1291, 1340, 1360, 2278, 2582, 2680, 4556, 5164, 5360, 5695, 6455, 9112, 10328, 11390, 12910, 18224, 20656, 21947, 22780, 25820, 43894, 45560, 51640, 86497, 87788, 91120, 103280, 109735, 172994, 175576, 219470, 345988, 351152, 432485, 438940, 691976, 864970, 877880, 1383952, 1470449, 1729940, 1755760, 2940898, 3459880, 5881796, 6919760, 7352245, 11763592, 14704490, 23527184, 29408980, 58817960, 117635920]

約数ペア:

[(1, 117635920), (2, 58817960), (4, 29408980), (5, 23527184), (8, 14704490), (10, 11763592), (16, 7352245), (17, 6919760), (20, 5881796), (34, 3459880), (40, 2940898), (67, 1755760), (68, 1729940), (80, 1470449), (85, 1383952), (134, 877880), (136, 864970), (170, 691976), (268, 438940), (272, 432485), (335, 351152), (340, 345988), (536, 219470), (670, 175576), (680, 172994), (1072, 109735), (1139, 103280), (1291, 91120), (1340, 87788), (1360, 86497), (2278, 51640), (2582, 45560), (2680, 43894), (4556, 25820), (5164, 22780), (5360, 21947), (5695, 20656), (6455, 18224), (9112, 12910), (10328, 11390)]