39869600

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 144

約数和(自身を含む): 106555680

約数和(自身を除く): 66686080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 43, 50, 61, 76, 80, 86, 95, 100, 122, 152, 160, 172, 190, 200, 215, 244, 304, 305, 344, 380, 400, 430, 475, 488, 608, 610, 688, 760, 800, 817, 860, 950, 976, 1075, 1159, 1220, 1376, 1520, 1525, 1634, 1720, 1900, 1952, 2150, 2318, 2440, 2623, 3040, 3050, 3268, 3440, 3800, 4085, 4300, 4636, 4880, 5246, 5795, 6100, 6536, 6880, 7600, 8170, 8600, 9272, 9760, 10492, 11590, 12200, 13072, 13115, 15200, 16340, 17200, 18544, 20425, 20984, 23180, 24400, 26144, 26230, 28975, 32680, 34400, 37088, 40850, 41968, 46360, 48800, 49837, 52460, 57950, 65360, 65575, 81700, 83936, 92720, 99674, 104920, 115900, 130720, 131150, 163400, 185440, 199348, 209840, 231800, 249185, 262300, 326800, 398696, 419680, 463600, 498370, 524600, 653600, 797392, 927200, 996740, 1049200, 1245925, 1594784, 1993480, 2098400, 2491850, 3986960, 4983700, 7973920, 9967400, 19934800, 39869600]

約数ペア:

[(1, 39869600), (2, 19934800), (4, 9967400), (5, 7973920), (8, 4983700), (10, 3986960), (16, 2491850), (19, 2098400), (20, 1993480), (25, 1594784), (32, 1245925), (38, 1049200), (40, 996740), (43, 927200), (50, 797392), (61, 653600), (76, 524600), (80, 498370), (86, 463600), (95, 419680), (100, 398696), (122, 326800), (152, 262300), (160, 249185), (172, 231800), (190, 209840), (200, 199348), (215, 185440), (244, 163400), (304, 131150), (305, 130720), (344, 115900), (380, 104920), (400, 99674), (430, 92720), (475, 83936), (488, 81700), (608, 65575), (610, 65360), (688, 57950), (760, 52460), (800, 49837), (817, 48800), (860, 46360), (950, 41968), (976, 40850), (1075, 37088), (1159, 34400), (1220, 32680), (1376, 28975), (1520, 26230), (1525, 26144), (1634, 24400), (1720, 23180), (1900, 20984), (1952, 20425), (2150, 18544), (2318, 17200), (2440, 16340), (2623, 15200), (3040, 13115), (3050, 13072), (3268, 12200), (3440, 11590), (3800, 10492), (4085, 9760), (4300, 9272), (4636, 8600), (4880, 8170), (5246, 7600), (5795, 6880), (6100, 6536)]