31178368

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:525

約数の個数: 64

約数和(自身を含む): 68672520

約数和(自身を除く): 37494152

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 128, 164, 208, 328, 416, 457, 533, 656, 832, 914, 1066, 1312, 1664, 1828, 2132, 2624, 3656, 4264, 5248, 5941, 7312, 8528, 11882, 14624, 17056, 18737, 23764, 29248, 34112, 37474, 47528, 58496, 68224, 74948, 95056, 149896, 190112, 243581, 299792, 380224, 487162, 599584, 760448, 974324, 1199168, 1948648, 2398336, 3897296, 7794592, 15589184, 31178368]

約数ペア:

[(1, 31178368), (2, 15589184), (4, 7794592), (8, 3897296), (13, 2398336), (16, 1948648), (26, 1199168), (32, 974324), (41, 760448), (52, 599584), (64, 487162), (82, 380224), (104, 299792), (128, 243581), (164, 190112), (208, 149896), (328, 95056), (416, 74948), (457, 68224), (533, 58496), (656, 47528), (832, 37474), (914, 34112), (1066, 29248), (1312, 23764), (1664, 18737), (1828, 17056), (2132, 14624), (2624, 11882), (3656, 8528), (4264, 7312), (5248, 5941)]