31594720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{547}}^1$

素因数の和:600

約数の個数: 72

約数和(自身を含む): 78921864

約数和(自身を除く): 47327144

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 547, 608, 722, 760, 1094, 1444, 1520, 1805, 2188, 2735, 2888, 3040, 3610, 4376, 5470, 5776, 7220, 8752, 10393, 10940, 11552, 14440, 17504, 20786, 21880, 28880, 41572, 43760, 51965, 57760, 83144, 87520, 103930, 166288, 197467, 207860, 332576, 394934, 415720, 789868, 831440, 987335, 1579736, 1662880, 1974670, 3159472, 3949340, 6318944, 7898680, 15797360, 31594720]

約数ペア:

[(1, 31594720), (2, 15797360), (4, 7898680), (5, 6318944), (8, 3949340), (10, 3159472), (16, 1974670), (19, 1662880), (20, 1579736), (32, 987335), (38, 831440), (40, 789868), (76, 415720), (80, 394934), (95, 332576), (152, 207860), (160, 197467), (190, 166288), (304, 103930), (361, 87520), (380, 83144), (547, 57760), (608, 51965), (722, 43760), (760, 41572), (1094, 28880), (1444, 21880), (1520, 20786), (1805, 17504), (2188, 14440), (2735, 11552), (2888, 10940), (3040, 10393), (3610, 8752), (4376, 7220), (5470, 5776)]