42052880

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12821}}^1$

素因数の和:12875

約数の個数: 40

約数和(自身を含む): 100165464

約数和(自身を除く): 58112584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 12821, 25642, 51284, 64105, 102568, 128210, 205136, 256420, 512840, 525661, 1025680, 1051322, 2102644, 2628305, 4205288, 5256610, 8410576, 10513220, 21026440, 42052880]

約数ペア:

[(1, 42052880), (2, 21026440), (4, 10513220), (5, 8410576), (8, 5256610), (10, 4205288), (16, 2628305), (20, 2102644), (40, 1051322), (41, 1025680), (80, 525661), (82, 512840), (164, 256420), (205, 205136), (328, 128210), (410, 102568), (656, 64105), (820, 51284), (1640, 25642), (3280, 12821)]