80121912

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{256801}}^1$

素因数の和:256823

約数の個数: 32

約数和(自身を含む): 215713680

約数和(自身を除く): 135591768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 256801, 513602, 770403, 1027204, 1540806, 2054408, 3081612, 3338413, 6163224, 6676826, 10015239, 13353652, 20030478, 26707304, 40060956, 80121912]

約数ペア:

[(1, 80121912), (2, 40060956), (3, 26707304), (4, 20030478), (6, 13353652), (8, 10015239), (12, 6676826), (13, 6163224), (24, 3338413), (26, 3081612), (39, 2054408), (52, 1540806), (78, 1027204), (104, 770403), (156, 513602), (312, 256801)]