651644720

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1\times {\mathrm{463}}^1$

素因数の和:790

約数の個数: 80

約数和(自身を含む): 1545532032

約数和(自身を除く): 893887312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 241, 292, 365, 463, 482, 584, 730, 926, 964, 1168, 1205, 1460, 1852, 1928, 2315, 2410, 2920, 3704, 3856, 4630, 4820, 5840, 7408, 9260, 9640, 17593, 18520, 19280, 33799, 35186, 37040, 67598, 70372, 87965, 111583, 135196, 140744, 168995, 175930, 223166, 270392, 281488, 337990, 351860, 446332, 540784, 557915, 675980, 703720, 892664, 1115830, 1351960, 1407440, 1785328, 2231660, 2703920, 4463320, 8145559, 8926640, 16291118, 32582236, 40727795, 65164472, 81455590, 130328944, 162911180, 325822360, 651644720]

約数ペア:

[(1, 651644720), (2, 325822360), (4, 162911180), (5, 130328944), (8, 81455590), (10, 65164472), (16, 40727795), (20, 32582236), (40, 16291118), (73, 8926640), (80, 8145559), (146, 4463320), (241, 2703920), (292, 2231660), (365, 1785328), (463, 1407440), (482, 1351960), (584, 1115830), (730, 892664), (926, 703720), (964, 675980), (1168, 557915), (1205, 540784), (1460, 446332), (1852, 351860), (1928, 337990), (2315, 281488), (2410, 270392), (2920, 223166), (3704, 175930), (3856, 168995), (4630, 140744), (4820, 135196), (5840, 111583), (7408, 87965), (9260, 70372), (9640, 67598), (17593, 37040), (18520, 35186), (19280, 33799)]