31450816

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:377

約数の個数: 56

約数和(自身を含む): 66879216

約数和(自身を除く): 35428400

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 137, 211, 272, 274, 422, 544, 548, 844, 1088, 1096, 1688, 2192, 2329, 3376, 3587, 4384, 4658, 6752, 7174, 8768, 9316, 13504, 14348, 18632, 28696, 28907, 37264, 57392, 57814, 74528, 114784, 115628, 149056, 229568, 231256, 462512, 491419, 925024, 982838, 1850048, 1965676, 3931352, 7862704, 15725408, 31450816]

約数ペア:

[(1, 31450816), (2, 15725408), (4, 7862704), (8, 3931352), (16, 1965676), (17, 1850048), (32, 982838), (34, 925024), (64, 491419), (68, 462512), (136, 231256), (137, 229568), (211, 149056), (272, 115628), (274, 114784), (422, 74528), (544, 57814), (548, 57392), (844, 37264), (1088, 28907), (1096, 28696), (1688, 18632), (2192, 14348), (2329, 13504), (3376, 9316), (3587, 8768), (4384, 7174), (4658, 6752)]