77981470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{1951}}^1$

素因数の和:2536

約数の個数: 32

約数和(自身を含む): 160782336

約数和(自身を除く): 82800866

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 571, 1142, 1951, 2855, 3902, 3997, 5710, 7994, 9755, 13657, 19510, 19985, 27314, 39970, 68285, 136570, 1114021, 2228042, 5570105, 7798147, 11140210, 15596294, 38990735, 77981470]

約数ペア:

[(1, 77981470), (2, 38990735), (5, 15596294), (7, 11140210), (10, 7798147), (14, 5570105), (35, 2228042), (70, 1114021), (571, 136570), (1142, 68285), (1951, 39970), (2855, 27314), (3902, 19985), (3997, 19510), (5710, 13657), (7994, 9755)]