87137800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{997}}^1$

素因数の和:1055

約数の個数: 96

約数和(自身を含む): 222753600

約数和(自身を除く): 135615800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 25, 38, 40, 46, 50, 76, 92, 95, 100, 115, 152, 184, 190, 200, 230, 380, 437, 460, 475, 575, 760, 874, 920, 950, 997, 1150, 1748, 1900, 1994, 2185, 2300, 3496, 3800, 3988, 4370, 4600, 4985, 7976, 8740, 9970, 10925, 17480, 18943, 19940, 21850, 22931, 24925, 37886, 39880, 43700, 45862, 49850, 75772, 87400, 91724, 94715, 99700, 114655, 151544, 183448, 189430, 199400, 229310, 378860, 435689, 458620, 473575, 573275, 757720, 871378, 917240, 947150, 1146550, 1742756, 1894300, 2178445, 2293100, 3485512, 3788600, 4356890, 4586200, 8713780, 10892225, 17427560, 21784450, 43568900, 87137800]

約数ペア:

[(1, 87137800), (2, 43568900), (4, 21784450), (5, 17427560), (8, 10892225), (10, 8713780), (19, 4586200), (20, 4356890), (23, 3788600), (25, 3485512), (38, 2293100), (40, 2178445), (46, 1894300), (50, 1742756), (76, 1146550), (92, 947150), (95, 917240), (100, 871378), (115, 757720), (152, 573275), (184, 473575), (190, 458620), (200, 435689), (230, 378860), (380, 229310), (437, 199400), (460, 189430), (475, 183448), (575, 151544), (760, 114655), (874, 99700), (920, 94715), (950, 91724), (997, 87400), (1150, 75772), (1748, 49850), (1900, 45862), (1994, 43700), (2185, 39880), (2300, 37886), (3496, 24925), (3800, 22931), (3988, 21850), (4370, 19940), (4600, 18943), (4985, 17480), (7976, 10925), (8740, 9970)]