540819968

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:645

約数の個数: 80

約数和(自身を含む): 1172513496

約数和(自身を除く): 631693528

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 193, 208, 256, 386, 416, 421, 512, 772, 832, 842, 1544, 1664, 1684, 2509, 3088, 3328, 3368, 5018, 5473, 6176, 6656, 6736, 10036, 10946, 12352, 13472, 20072, 21892, 24704, 26944, 40144, 43784, 49408, 53888, 80288, 81253, 87568, 98816, 107776, 160576, 162506, 175136, 215552, 321152, 325012, 350272, 642304, 650024, 700544, 1056289, 1284608, 1300048, 1401088, 2112578, 2600096, 2802176, 4225156, 5200192, 8450312, 10400384, 16900624, 20800768, 33801248, 41601536, 67602496, 135204992, 270409984, 540819968]

約数ペア:

[(1, 540819968), (2, 270409984), (4, 135204992), (8, 67602496), (13, 41601536), (16, 33801248), (26, 20800768), (32, 16900624), (52, 10400384), (64, 8450312), (104, 5200192), (128, 4225156), (193, 2802176), (208, 2600096), (256, 2112578), (386, 1401088), (416, 1300048), (421, 1284608), (512, 1056289), (772, 700544), (832, 650024), (842, 642304), (1544, 350272), (1664, 325012), (1684, 321152), (2509, 215552), (3088, 175136), (3328, 162506), (3368, 160576), (5018, 107776), (5473, 98816), (6176, 87568), (6656, 81253), (6736, 80288), (10036, 53888), (10946, 49408), (12352, 43784), (13472, 40144), (20072, 26944), (21892, 24704)]