64985648

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44633}}^1$

素因数の和:44661

約数の個数: 40

約数和(自身を含む): 154969248

約数和(自身を除く): 89983600

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 44633, 89266, 178532, 312431, 357064, 580229, 624862, 714128, 1160458, 1249724, 2320916, 2499448, 4061603, 4641832, 4998896, 8123206, 9283664, 16246412, 32492824, 64985648]

約数ペア:

[(1, 64985648), (2, 32492824), (4, 16246412), (7, 9283664), (8, 8123206), (13, 4998896), (14, 4641832), (16, 4061603), (26, 2499448), (28, 2320916), (52, 1249724), (56, 1160458), (91, 714128), (104, 624862), (112, 580229), (182, 357064), (208, 312431), (364, 178532), (728, 89266), (1456, 44633)]