160794520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 386078400

約数和(自身を除く): 225283880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 89, 94, 124, 155, 178, 188, 235, 248, 310, 356, 376, 445, 470, 620, 712, 890, 940, 961, 1240, 1457, 1780, 1880, 1922, 2759, 2914, 3560, 3844, 4183, 4805, 5518, 5828, 7285, 7688, 8366, 9610, 11036, 11656, 13795, 14570, 16732, 19220, 20915, 22072, 27590, 29140, 33464, 38440, 41830, 45167, 55180, 58280, 83660, 85529, 90334, 110360, 129673, 167320, 171058, 180668, 225835, 259346, 342116, 361336, 427645, 451670, 518692, 648365, 684232, 855290, 903340, 1037384, 1296730, 1710580, 1806680, 2593460, 3421160, 4019863, 5186920, 8039726, 16079452, 20099315, 32158904, 40198630, 80397260, 160794520]

約数ペア:

[(1, 160794520), (2, 80397260), (4, 40198630), (5, 32158904), (8, 20099315), (10, 16079452), (20, 8039726), (31, 5186920), (40, 4019863), (47, 3421160), (62, 2593460), (89, 1806680), (94, 1710580), (124, 1296730), (155, 1037384), (178, 903340), (188, 855290), (235, 684232), (248, 648365), (310, 518692), (356, 451670), (376, 427645), (445, 361336), (470, 342116), (620, 259346), (712, 225835), (890, 180668), (940, 171058), (961, 167320), (1240, 129673), (1457, 110360), (1780, 90334), (1880, 85529), (1922, 83660), (2759, 58280), (2914, 55180), (3560, 45167), (3844, 41830), (4183, 38440), (4805, 33464), (5518, 29140), (5828, 27590), (7285, 22072), (7688, 20915), (8366, 19220), (9610, 16732), (11036, 14570), (11656, 13795)]