90990256

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{6827}}^1$

素因数の和:6866

約数の個数: 60

約数和(自身を含む): 217171368

約数和(自身を除く): 126181112

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 98, 112, 119, 136, 196, 238, 272, 392, 476, 784, 833, 952, 1666, 1904, 3332, 6664, 6827, 13328, 13654, 27308, 47789, 54616, 95578, 109232, 116059, 191156, 232118, 334523, 382312, 464236, 669046, 764624, 812413, 928472, 1338092, 1624826, 1856944, 2676184, 3249652, 5352368, 5686891, 6499304, 11373782, 12998608, 22747564, 45495128, 90990256]

約数ペア:

[(1, 90990256), (2, 45495128), (4, 22747564), (7, 12998608), (8, 11373782), (14, 6499304), (16, 5686891), (17, 5352368), (28, 3249652), (34, 2676184), (49, 1856944), (56, 1624826), (68, 1338092), (98, 928472), (112, 812413), (119, 764624), (136, 669046), (196, 464236), (238, 382312), (272, 334523), (392, 232118), (476, 191156), (784, 116059), (833, 109232), (952, 95578), (1666, 54616), (1904, 47789), (3332, 27308), (6664, 13654), (6827, 13328)]