79478720

素因数分解:

$2^6\times 5^1\times {\mathrm{248371}}^1$

素因数の和:248388

約数の個数: 28

約数和(自身を含む): 189259464

約数和(自身を除く): 109780744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 248371, 496742, 993484, 1241855, 1986968, 2483710, 3973936, 4967420, 7947872, 9934840, 15895744, 19869680, 39739360, 79478720]

約数ペア:

[(1, 79478720), (2, 39739360), (4, 19869680), (5, 15895744), (8, 9934840), (10, 7947872), (16, 4967420), (20, 3973936), (32, 2483710), (40, 1986968), (64, 1241855), (80, 993484), (160, 496742), (320, 248371)]