40449500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:173

約数の個数: 144

約数和(自身を含む): 111541248

約数和(自身を除く): 71091748

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 49, 50, 52, 65, 70, 91, 98, 100, 125, 127, 130, 140, 175, 182, 196, 245, 250, 254, 260, 325, 350, 364, 455, 490, 500, 508, 635, 637, 650, 700, 875, 889, 910, 980, 1225, 1270, 1274, 1300, 1625, 1651, 1750, 1778, 1820, 2275, 2450, 2540, 2548, 3175, 3185, 3250, 3302, 3500, 3556, 4445, 4550, 4900, 6125, 6223, 6350, 6370, 6500, 6604, 8255, 8890, 9100, 11375, 11557, 12250, 12446, 12700, 12740, 15875, 15925, 16510, 17780, 22225, 22750, 23114, 24500, 24892, 31115, 31750, 31850, 33020, 41275, 44450, 45500, 46228, 57785, 62230, 63500, 63700, 79625, 80899, 82550, 88900, 111125, 115570, 124460, 155575, 159250, 161798, 165100, 206375, 222250, 231140, 288925, 311150, 318500, 323596, 404495, 412750, 444500, 577850, 622300, 777875, 808990, 825500, 1155700, 1444625, 1555750, 1617980, 2022475, 2889250, 3111500, 4044950, 5778500, 8089900, 10112375, 20224750, 40449500]

約数ペア:

[(1, 40449500), (2, 20224750), (4, 10112375), (5, 8089900), (7, 5778500), (10, 4044950), (13, 3111500), (14, 2889250), (20, 2022475), (25, 1617980), (26, 1555750), (28, 1444625), (35, 1155700), (49, 825500), (50, 808990), (52, 777875), (65, 622300), (70, 577850), (91, 444500), (98, 412750), (100, 404495), (125, 323596), (127, 318500), (130, 311150), (140, 288925), (175, 231140), (182, 222250), (196, 206375), (245, 165100), (250, 161798), (254, 159250), (260, 155575), (325, 124460), (350, 115570), (364, 111125), (455, 88900), (490, 82550), (500, 80899), (508, 79625), (635, 63700), (637, 63500), (650, 62230), (700, 57785), (875, 46228), (889, 45500), (910, 44450), (980, 41275), (1225, 33020), (1270, 31850), (1274, 31750), (1300, 31115), (1625, 24892), (1651, 24500), (1750, 23114), (1778, 22750), (1820, 22225), (2275, 17780), (2450, 16510), (2540, 15925), (2548, 15875), (3175, 12740), (3185, 12700), (3250, 12446), (3302, 12250), (3500, 11557), (3556, 11375), (4445, 9100), (4550, 8890), (4900, 8255), (6125, 6604), (6223, 6500), (6350, 6370)]