678339584

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{50957}}^1$

素因数の和:50990

約数の個数: 44

約数和(自身を含む): 1460354364

約数和(自身を除く): 782014780

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 3328, 6656, 13312, 50957, 101914, 203828, 407656, 662441, 815312, 1324882, 1630624, 2649764, 3261248, 5299528, 6522496, 10599056, 13044992, 21198112, 26089984, 42396224, 52179968, 84792448, 169584896, 339169792, 678339584]

約数ペア:

[(1, 678339584), (2, 339169792), (4, 169584896), (8, 84792448), (13, 52179968), (16, 42396224), (26, 26089984), (32, 21198112), (52, 13044992), (64, 10599056), (104, 6522496), (128, 5299528), (208, 3261248), (256, 2649764), (416, 1630624), (512, 1324882), (832, 815312), (1024, 662441), (1664, 407656), (3328, 203828), (6656, 101914), (13312, 50957)]