66663680

素因数分解:

$2^8\times 5^1\times {\mathrm{52081}}^1$

素因数の和:52102

約数の個数: 36

約数和(自身を含む): 159683412

約数和(自身を除く): 93019732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 52081, 104162, 208324, 260405, 416648, 520810, 833296, 1041620, 1666592, 2083240, 3333184, 4166480, 6666368, 8332960, 13332736, 16665920, 33331840, 66663680]

約数ペア:

[(1, 66663680), (2, 33331840), (4, 16665920), (5, 13332736), (8, 8332960), (10, 6666368), (16, 4166480), (20, 3333184), (32, 2083240), (40, 1666592), (64, 1041620), (80, 833296), (128, 520810), (160, 416648), (256, 260405), (320, 208324), (640, 104162), (1280, 52081)]