690013595

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 938174400

約数和(自身を除く): 248160805

約数列:

[1, 5, 17, 19, 85, 95, 113, 199, 323, 361, 565, 995, 1615, 1805, 1921, 2147, 3383, 3781, 6137, 9605, 10735, 16915, 18905, 22487, 30685, 36499, 40793, 64277, 71839, 112435, 182495, 203965, 321385, 359195, 382279, 427253, 693481, 1221263, 1911395, 2136265, 3467405, 6106315, 7263301, 8117807, 36316505, 40589035, 138002719, 690013595]

約数ペア:

[(1, 690013595), (5, 138002719), (17, 40589035), (19, 36316505), (85, 8117807), (95, 7263301), (113, 6106315), (199, 3467405), (323, 2136265), (361, 1911395), (565, 1221263), (995, 693481), (1615, 427253), (1805, 382279), (1921, 359195), (2147, 321385), (3383, 203965), (3781, 182495), (6137, 112435), (9605, 71839), (10735, 64277), (16915, 40793), (18905, 36499), (22487, 30685)]