49745780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2207}}^1$

素因数の和:2253

約数の個数: 72

約数和(自身を含む): 126862848

約数和(自身を除く): 77117068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2207, 2254, 3220, 4414, 4508, 5635, 8828, 11035, 11270, 15449, 22070, 22540, 30898, 44140, 50761, 61796, 77245, 101522, 108143, 154490, 203044, 216286, 253805, 308980, 355327, 432572, 507610, 540715, 710654, 1015220, 1081430, 1421308, 1776635, 2162860, 2487289, 3553270, 4974578, 7106540, 9949156, 12436445, 24872890, 49745780]

約数ペア:

[(1, 49745780), (2, 24872890), (4, 12436445), (5, 9949156), (7, 7106540), (10, 4974578), (14, 3553270), (20, 2487289), (23, 2162860), (28, 1776635), (35, 1421308), (46, 1081430), (49, 1015220), (70, 710654), (92, 540715), (98, 507610), (115, 432572), (140, 355327), (161, 308980), (196, 253805), (230, 216286), (245, 203044), (322, 154490), (460, 108143), (490, 101522), (644, 77245), (805, 61796), (980, 50761), (1127, 44140), (1610, 30898), (2207, 22540), (2254, 22070), (3220, 15449), (4414, 11270), (4508, 11035), (5635, 8828)]