78164480

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1607}}^1$

素因数の和:1649

約数の個数: 80

約数和(自身を含む): 197398080

約数和(自身を除く): 119233600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1520, 1607, 2432, 2560, 3040, 3214, 4864, 6080, 6428, 8035, 9728, 12160, 12856, 16070, 24320, 25712, 30533, 32140, 48640, 51424, 61066, 64280, 102848, 122132, 128560, 152665, 205696, 244264, 257120, 305330, 411392, 488528, 514240, 610660, 822784, 977056, 1028480, 1221320, 1954112, 2056960, 2442640, 3908224, 4113920, 4885280, 7816448, 9770560, 15632896, 19541120, 39082240, 78164480]

約数ペア:

[(1, 78164480), (2, 39082240), (4, 19541120), (5, 15632896), (8, 9770560), (10, 7816448), (16, 4885280), (19, 4113920), (20, 3908224), (32, 2442640), (38, 2056960), (40, 1954112), (64, 1221320), (76, 1028480), (80, 977056), (95, 822784), (128, 610660), (152, 514240), (160, 488528), (190, 411392), (256, 305330), (304, 257120), (320, 244264), (380, 205696), (512, 152665), (608, 128560), (640, 122132), (760, 102848), (1216, 64280), (1280, 61066), (1520, 51424), (1607, 48640), (2432, 32140), (2560, 30533), (3040, 25712), (3214, 24320), (4864, 16070), (6080, 12856), (6428, 12160), (8035, 9728)]