2449679900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{5531}}^1$

素因数の和:5691

約数の個数: 72

約数和(自身を含む): 5493231744

約数和(自身を除く): 3043551844

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 103, 172, 206, 215, 412, 430, 515, 860, 1030, 1075, 2060, 2150, 2575, 4300, 4429, 5150, 5531, 8858, 10300, 11062, 17716, 22124, 22145, 27655, 44290, 55310, 88580, 110620, 110725, 138275, 221450, 237833, 276550, 442900, 475666, 553100, 569693, 951332, 1139386, 1189165, 2278772, 2378330, 2848465, 4756660, 5696930, 5945825, 11393860, 11891650, 14242325, 23783300, 24496799, 28484650, 48993598, 56969300, 97987196, 122483995, 244967990, 489935980, 612419975, 1224839950, 2449679900]

約数ペア:

[(1, 2449679900), (2, 1224839950), (4, 612419975), (5, 489935980), (10, 244967990), (20, 122483995), (25, 97987196), (43, 56969300), (50, 48993598), (86, 28484650), (100, 24496799), (103, 23783300), (172, 14242325), (206, 11891650), (215, 11393860), (412, 5945825), (430, 5696930), (515, 4756660), (860, 2848465), (1030, 2378330), (1075, 2278772), (2060, 1189165), (2150, 1139386), (2575, 951332), (4300, 569693), (4429, 553100), (5150, 475666), (5531, 442900), (8858, 276550), (10300, 237833), (11062, 221450), (17716, 138275), (22124, 110725), (22145, 110620), (27655, 88580), (44290, 55310)]