78774488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{683}}^1\times {\mathrm{1109}}^1$

素因数の和:1811

約数の個数: 32

約数和(自身を含む): 159440400

約数和(自身を除く): 80665912

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 683, 1109, 1366, 2218, 2732, 4436, 5464, 8872, 8879, 14417, 17758, 28834, 35516, 57668, 71032, 115336, 757447, 1514894, 3029788, 6059576, 9846811, 19693622, 39387244, 78774488]

約数ペア:

[(1, 78774488), (2, 39387244), (4, 19693622), (8, 9846811), (13, 6059576), (26, 3029788), (52, 1514894), (104, 757447), (683, 115336), (1109, 71032), (1366, 57668), (2218, 35516), (2732, 28834), (4436, 17758), (5464, 14417), (8872, 8879)]