51087660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65497}}^1$

素因数の和:65522

約数の個数: 48

約数和(自身を含む): 154051296

約数和(自身を除く): 102963636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 65497, 130994, 196491, 261988, 327485, 392982, 654970, 785964, 851461, 982455, 1309940, 1702922, 1964910, 2554383, 3405844, 3929820, 4257305, 5108766, 8514610, 10217532, 12771915, 17029220, 25543830, 51087660]

約数ペア:

[(1, 51087660), (2, 25543830), (3, 17029220), (4, 12771915), (5, 10217532), (6, 8514610), (10, 5108766), (12, 4257305), (13, 3929820), (15, 3405844), (20, 2554383), (26, 1964910), (30, 1702922), (39, 1309940), (52, 982455), (60, 851461), (65, 785964), (78, 654970), (130, 392982), (156, 327485), (195, 261988), (260, 196491), (390, 130994), (780, 65497)]