98992720

素因数分解:

$2^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{3181}}^1$

素因数の和:3583

約数の個数: 40

約数和(自身を含む): 230822280

約数和(自身を除く): 131829560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 778, 1556, 1945, 3112, 3181, 3890, 6224, 6362, 7780, 12724, 15560, 15905, 25448, 31120, 31810, 50896, 63620, 127240, 254480, 1237409, 2474818, 4949636, 6187045, 9899272, 12374090, 19798544, 24748180, 49496360, 98992720]

約数ペア:

[(1, 98992720), (2, 49496360), (4, 24748180), (5, 19798544), (8, 12374090), (10, 9899272), (16, 6187045), (20, 4949636), (40, 2474818), (80, 1237409), (389, 254480), (778, 127240), (1556, 63620), (1945, 50896), (3112, 31810), (3181, 31120), (3890, 25448), (6224, 15905), (6362, 15560), (7780, 12724)]