77720344

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{12251}}^1$

素因数の和:12331

約数の個数: 32

約数和(自身を含む): 159521040

約数和(自身を除く): 81800696

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6344, 12251, 24502, 49004, 98008, 159263, 318526, 637052, 747311, 1274104, 1494622, 2989244, 5978488, 9715043, 19430086, 38860172, 77720344]

約数ペア:

[(1, 77720344), (2, 38860172), (4, 19430086), (8, 9715043), (13, 5978488), (26, 2989244), (52, 1494622), (61, 1274104), (104, 747311), (122, 637052), (244, 318526), (488, 159263), (793, 98008), (1586, 49004), (3172, 24502), (6344, 12251)]