80370680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1217}}^1$

素因数の和:1368

約数の個数: 64

約数和(自身を含む): 196439040

約数和(自身を除く): 116068360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 254, 260, 508, 520, 635, 1016, 1217, 1270, 1651, 2434, 2540, 3302, 4868, 5080, 6085, 6604, 8255, 9736, 12170, 13208, 15821, 16510, 24340, 31642, 33020, 48680, 63284, 66040, 79105, 126568, 154559, 158210, 309118, 316420, 618236, 632840, 772795, 1236472, 1545590, 2009267, 3091180, 4018534, 6182360, 8037068, 10046335, 16074136, 20092670, 40185340, 80370680]

約数ペア:

[(1, 80370680), (2, 40185340), (4, 20092670), (5, 16074136), (8, 10046335), (10, 8037068), (13, 6182360), (20, 4018534), (26, 3091180), (40, 2009267), (52, 1545590), (65, 1236472), (104, 772795), (127, 632840), (130, 618236), (254, 316420), (260, 309118), (508, 158210), (520, 154559), (635, 126568), (1016, 79105), (1217, 66040), (1270, 63284), (1651, 48680), (2434, 33020), (2540, 31642), (3302, 24340), (4868, 16510), (5080, 15821), (6085, 13208), (6604, 12170), (8255, 9736)]