90874420

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1019}}^1$

素因数の和:1062

約数の個数: 96

約数和(自身を含む): 239904000

約数和(自身を除く): 149029580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 343, 364, 455, 490, 637, 686, 910, 980, 1019, 1274, 1372, 1715, 1820, 2038, 2548, 3185, 3430, 4076, 4459, 5095, 6370, 6860, 7133, 8918, 10190, 12740, 13247, 14266, 17836, 20380, 22295, 26494, 28532, 35665, 44590, 49931, 52988, 66235, 71330, 89180, 92729, 99862, 132470, 142660, 185458, 199724, 249655, 264940, 349517, 370916, 463645, 499310, 649103, 699034, 927290, 998620, 1298206, 1398068, 1747585, 1854580, 2596412, 3245515, 3495170, 4543721, 6491030, 6990340, 9087442, 12982060, 18174884, 22718605, 45437210, 90874420]

約数ペア:

[(1, 90874420), (2, 45437210), (4, 22718605), (5, 18174884), (7, 12982060), (10, 9087442), (13, 6990340), (14, 6491030), (20, 4543721), (26, 3495170), (28, 3245515), (35, 2596412), (49, 1854580), (52, 1747585), (65, 1398068), (70, 1298206), (91, 998620), (98, 927290), (130, 699034), (140, 649103), (182, 499310), (196, 463645), (245, 370916), (260, 349517), (343, 264940), (364, 249655), (455, 199724), (490, 185458), (637, 142660), (686, 132470), (910, 99862), (980, 92729), (1019, 89180), (1274, 71330), (1372, 66235), (1715, 52988), (1820, 49931), (2038, 44590), (2548, 35665), (3185, 28532), (3430, 26494), (4076, 22295), (4459, 20380), (5095, 17836), (6370, 14266), (6860, 13247), (7133, 12740), (8918, 10190)]