79120028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1097}}^1$

素因数の和:1206

約数の個数: 48

約数和(自身を含む): 159253920

約数和(自身を除く): 80133892

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 73, 76, 146, 247, 292, 494, 949, 988, 1097, 1387, 1898, 2194, 2774, 3796, 4388, 5548, 14261, 18031, 20843, 28522, 36062, 41686, 57044, 72124, 80081, 83372, 160162, 270959, 320324, 541918, 1041053, 1083836, 1521539, 2082106, 3043078, 4164212, 6086156, 19780007, 39560014, 79120028]

約数ペア:

[(1, 79120028), (2, 39560014), (4, 19780007), (13, 6086156), (19, 4164212), (26, 3043078), (38, 2082106), (52, 1521539), (73, 1083836), (76, 1041053), (146, 541918), (247, 320324), (292, 270959), (494, 160162), (949, 83372), (988, 80081), (1097, 72124), (1387, 57044), (1898, 41686), (2194, 36062), (2774, 28522), (3796, 20843), (4388, 18031), (5548, 14261)]