81942928

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{5431}}^1$

素因数の和:5503

約数の個数: 40

約数和(自身を含む): 169739136

約数和(自身を除く): 87796208

約数列:

[1, 2, 4, 8, 16, 23, 41, 46, 82, 92, 164, 184, 328, 368, 656, 943, 1886, 3772, 5431, 7544, 10862, 15088, 21724, 43448, 86896, 124913, 222671, 249826, 445342, 499652, 890684, 999304, 1781368, 1998608, 3562736, 5121433, 10242866, 20485732, 40971464, 81942928]

約数ペア:

[(1, 81942928), (2, 40971464), (4, 20485732), (8, 10242866), (16, 5121433), (23, 3562736), (41, 1998608), (46, 1781368), (82, 999304), (92, 890684), (164, 499652), (184, 445342), (328, 249826), (368, 222671), (656, 124913), (943, 86896), (1886, 43448), (3772, 21724), (5431, 15088), (7544, 10862)]