63439220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{137}}^2$

素因数の和:309

約数の個数: 54

約数和(自身を含む): 145319202

約数和(自身を除く): 81879982

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 169, 260, 274, 338, 548, 676, 685, 845, 1370, 1690, 1781, 2740, 3380, 3562, 7124, 8905, 17810, 18769, 23153, 35620, 37538, 46306, 75076, 92612, 93845, 115765, 187690, 231530, 243997, 375380, 463060, 487994, 975988, 1219985, 2439970, 3171961, 4879940, 6343922, 12687844, 15859805, 31719610, 63439220]

約数ペア:

[(1, 63439220), (2, 31719610), (4, 15859805), (5, 12687844), (10, 6343922), (13, 4879940), (20, 3171961), (26, 2439970), (52, 1219985), (65, 975988), (130, 487994), (137, 463060), (169, 375380), (260, 243997), (274, 231530), (338, 187690), (548, 115765), (676, 93845), (685, 92612), (845, 75076), (1370, 46306), (1690, 37538), (1781, 35620), (2740, 23153), (3380, 18769), (3562, 17810), (7124, 8905)]