716638000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:720

約数の個数: 160

約数和(自身を含む): 1912502592

約数和(自身を除く): 1195864592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 43, 50, 52, 65, 80, 86, 100, 104, 125, 130, 172, 200, 208, 215, 250, 260, 325, 344, 400, 430, 500, 520, 559, 641, 650, 688, 860, 1000, 1040, 1075, 1118, 1282, 1300, 1625, 1720, 2000, 2150, 2236, 2564, 2600, 2795, 3205, 3250, 3440, 4300, 4472, 5128, 5200, 5375, 5590, 6410, 6500, 8333, 8600, 8944, 10256, 10750, 11180, 12820, 13000, 13975, 16025, 16666, 17200, 21500, 22360, 25640, 26000, 27563, 27950, 32050, 33332, 41665, 43000, 44720, 51280, 55126, 55900, 64100, 66664, 69875, 80125, 83330, 86000, 110252, 111800, 128200, 133328, 137815, 139750, 160250, 166660, 208325, 220504, 223600, 256400, 275630, 279500, 320500, 333320, 358319, 416650, 441008, 551260, 559000, 641000, 666640, 689075, 716638, 833300, 1041625, 1102520, 1118000, 1282000, 1378150, 1433276, 1666600, 1791595, 2083250, 2205040, 2756300, 2866552, 3333200, 3445375, 3583190, 4166500, 5512600, 5733104, 6890750, 7166380, 8333000, 8957975, 11025200, 13781500, 14332760, 16666000, 17915950, 27563000, 28665520, 35831900, 44789875, 55126000, 71663800, 89579750, 143327600, 179159500, 358319000, 716638000]

約数ペア:

[(1, 716638000), (2, 358319000), (4, 179159500), (5, 143327600), (8, 89579750), (10, 71663800), (13, 55126000), (16, 44789875), (20, 35831900), (25, 28665520), (26, 27563000), (40, 17915950), (43, 16666000), (50, 14332760), (52, 13781500), (65, 11025200), (80, 8957975), (86, 8333000), (100, 7166380), (104, 6890750), (125, 5733104), (130, 5512600), (172, 4166500), (200, 3583190), (208, 3445375), (215, 3333200), (250, 2866552), (260, 2756300), (325, 2205040), (344, 2083250), (400, 1791595), (430, 1666600), (500, 1433276), (520, 1378150), (559, 1282000), (641, 1118000), (650, 1102520), (688, 1041625), (860, 833300), (1000, 716638), (1040, 689075), (1075, 666640), (1118, 641000), (1282, 559000), (1300, 551260), (1625, 441008), (1720, 416650), (2000, 358319), (2150, 333320), (2236, 320500), (2564, 279500), (2600, 275630), (2795, 256400), (3205, 223600), (3250, 220504), (3440, 208325), (4300, 166660), (4472, 160250), (5128, 139750), (5200, 137815), (5375, 133328), (5590, 128200), (6410, 111800), (6500, 110252), (8333, 86000), (8600, 83330), (8944, 80125), (10256, 69875), (10750, 66664), (11180, 64100), (12820, 55900), (13000, 55126), (13975, 51280), (16025, 44720), (16666, 43000), (17200, 41665), (21500, 33332), (22360, 32050), (25640, 27950), (26000, 27563)]