318722848

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{877}}^1$

素因数の和:1205

約数の個数: 48

約数和(自身を含む): 645846264

約数和(自身を除く): 327123416

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 277, 328, 554, 656, 877, 1108, 1312, 1754, 2216, 3508, 4432, 7016, 8864, 11357, 14032, 22714, 28064, 35957, 45428, 71914, 90856, 143828, 181712, 242929, 287656, 363424, 485858, 575312, 971716, 1150624, 1943432, 3886864, 7773728, 9960089, 19920178, 39840356, 79680712, 159361424, 318722848]

約数ペア:

[(1, 318722848), (2, 159361424), (4, 79680712), (8, 39840356), (16, 19920178), (32, 9960089), (41, 7773728), (82, 3886864), (164, 1943432), (277, 1150624), (328, 971716), (554, 575312), (656, 485858), (877, 363424), (1108, 287656), (1312, 242929), (1754, 181712), (2216, 143828), (3508, 90856), (4432, 71914), (7016, 45428), (8864, 35957), (11357, 28064), (14032, 22714)]