31951360

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{1783}}^1$

素因数の和:1813

約数の個数: 80

約数和(自身を含む): 87601536

約数和(自身を除く): 55650176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1783, 1792, 2240, 2560, 3566, 3584, 4480, 7132, 8915, 8960, 12481, 14264, 17830, 17920, 24962, 28528, 35660, 49924, 57056, 62405, 71320, 99848, 114112, 124810, 142640, 199696, 228224, 249620, 285280, 399392, 456448, 499240, 570560, 798784, 912896, 998480, 1141120, 1597568, 1996960, 2282240, 3195136, 3993920, 4564480, 6390272, 7987840, 15975680, 31951360]

約数ペア:

[(1, 31951360), (2, 15975680), (4, 7987840), (5, 6390272), (7, 4564480), (8, 3993920), (10, 3195136), (14, 2282240), (16, 1996960), (20, 1597568), (28, 1141120), (32, 998480), (35, 912896), (40, 798784), (56, 570560), (64, 499240), (70, 456448), (80, 399392), (112, 285280), (128, 249620), (140, 228224), (160, 199696), (224, 142640), (256, 124810), (280, 114112), (320, 99848), (448, 71320), (512, 62405), (560, 57056), (640, 49924), (896, 35660), (1120, 28528), (1280, 24962), (1783, 17920), (1792, 17830), (2240, 14264), (2560, 12481), (3566, 8960), (3584, 8915), (4480, 7132)]