25227440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2371}}^1$

素因数の和:2410

約数の個数: 80

約数和(自身を含む): 70590720

約数和(自身を除く): 45363280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2371, 2660, 4742, 5320, 9484, 10640, 11855, 16597, 18968, 23710, 33194, 37936, 45049, 47420, 66388, 82985, 90098, 94840, 132776, 165970, 180196, 189680, 225245, 265552, 315343, 331940, 360392, 450490, 630686, 663880, 720784, 900980, 1261372, 1327760, 1576715, 1801960, 2522744, 3153430, 3603920, 5045488, 6306860, 12613720, 25227440]

約数ペア:

[(1, 25227440), (2, 12613720), (4, 6306860), (5, 5045488), (7, 3603920), (8, 3153430), (10, 2522744), (14, 1801960), (16, 1576715), (19, 1327760), (20, 1261372), (28, 900980), (35, 720784), (38, 663880), (40, 630686), (56, 450490), (70, 360392), (76, 331940), (80, 315343), (95, 265552), (112, 225245), (133, 189680), (140, 180196), (152, 165970), (190, 132776), (266, 94840), (280, 90098), (304, 82985), (380, 66388), (532, 47420), (560, 45049), (665, 37936), (760, 33194), (1064, 23710), (1330, 18968), (1520, 16597), (2128, 11855), (2371, 10640), (2660, 9484), (4742, 5320)]