51790336

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:313

約数の個数: 80

約数和(自身を含む): 115492608

約数和(自身を除く): 63702272

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 251, 256, 403, 416, 496, 502, 512, 806, 832, 992, 1004, 1612, 1664, 1984, 2008, 3224, 3263, 3328, 3968, 4016, 6448, 6526, 6656, 7781, 7936, 8032, 12896, 13052, 15562, 15872, 16064, 25792, 26104, 31124, 32128, 51584, 52208, 62248, 64256, 101153, 103168, 104416, 124496, 128512, 202306, 206336, 208832, 248992, 404612, 417664, 497984, 809224, 835328, 995968, 1618448, 1670656, 1991936, 3236896, 3983872, 6473792, 12947584, 25895168, 51790336]

約数ペア:

[(1, 51790336), (2, 25895168), (4, 12947584), (8, 6473792), (13, 3983872), (16, 3236896), (26, 1991936), (31, 1670656), (32, 1618448), (52, 995968), (62, 835328), (64, 809224), (104, 497984), (124, 417664), (128, 404612), (208, 248992), (248, 208832), (251, 206336), (256, 202306), (403, 128512), (416, 124496), (496, 104416), (502, 103168), (512, 101153), (806, 64256), (832, 62248), (992, 52208), (1004, 51584), (1612, 32128), (1664, 31124), (1984, 26104), (2008, 25792), (3224, 16064), (3263, 15872), (3328, 15562), (3968, 13052), (4016, 12896), (6448, 8032), (6526, 7936), (6656, 7781)]