39942656

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:401

約数の個数: 80

約数和(自身を含む): 91259784

約数和(自身を除く): 51317128

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 256, 272, 353, 416, 442, 512, 544, 706, 832, 884, 1088, 1412, 1664, 1768, 2176, 2824, 3328, 3536, 4352, 4589, 5648, 6001, 6656, 7072, 8704, 9178, 11296, 12002, 14144, 18356, 22592, 24004, 28288, 36712, 45184, 48008, 56576, 73424, 78013, 90368, 96016, 113152, 146848, 156026, 180736, 192032, 293696, 312052, 384064, 587392, 624104, 768128, 1174784, 1248208, 1536256, 2349568, 2496416, 3072512, 4992832, 9985664, 19971328, 39942656]

約数ペア:

[(1, 39942656), (2, 19971328), (4, 9985664), (8, 4992832), (13, 3072512), (16, 2496416), (17, 2349568), (26, 1536256), (32, 1248208), (34, 1174784), (52, 768128), (64, 624104), (68, 587392), (104, 384064), (128, 312052), (136, 293696), (208, 192032), (221, 180736), (256, 156026), (272, 146848), (353, 113152), (416, 96016), (442, 90368), (512, 78013), (544, 73424), (706, 56576), (832, 48008), (884, 45184), (1088, 36712), (1412, 28288), (1664, 24004), (1768, 22592), (2176, 18356), (2824, 14144), (3328, 12002), (3536, 11296), (4352, 9178), (4589, 8704), (5648, 7072), (6001, 6656)]