158776960

素因数分解:

$2^7\times 5^1\times {\mathrm{248089}}^1$

素因数の和:248108

約数の個数: 32

約数和(自身を含む): 379577700

約数和(自身を除く): 220800740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 248089, 496178, 992356, 1240445, 1984712, 2480890, 3969424, 4961780, 7938848, 9923560, 15877696, 19847120, 31755392, 39694240, 79388480, 158776960]

約数ペア:

[(1, 158776960), (2, 79388480), (4, 39694240), (5, 31755392), (8, 19847120), (10, 15877696), (16, 9923560), (20, 7938848), (32, 4961780), (40, 3969424), (64, 2480890), (80, 1984712), (128, 1240445), (160, 992356), (320, 496178), (640, 248089)]