145677800

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{10259}}^1$

素因数の和:10346

約数の個数: 48

約数和(自身を含む): 343504800

約数和(自身を除く): 197827000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2840, 3550, 7100, 10259, 14200, 20518, 41036, 51295, 82072, 102590, 205180, 256475, 410360, 512950, 728389, 1025900, 1456778, 2051800, 2913556, 3641945, 5827112, 7283890, 14567780, 18209725, 29135560, 36419450, 72838900, 145677800]

約数ペア:

[(1, 145677800), (2, 72838900), (4, 36419450), (5, 29135560), (8, 18209725), (10, 14567780), (20, 7283890), (25, 5827112), (40, 3641945), (50, 2913556), (71, 2051800), (100, 1456778), (142, 1025900), (200, 728389), (284, 512950), (355, 410360), (568, 256475), (710, 205180), (1420, 102590), (1775, 82072), (2840, 51295), (3550, 41036), (7100, 20518), (10259, 14200)]