156958478720

素因数分解:

$2^7\times 5^1\times {\mathrm{245247623}}^1$

素因数の和:245247642

約数の個数: 32

約数和(自身を含む): 375228864720

約数和(自身を除く): 218270386000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 245247623, 490495246, 980990492, 1226238115, 1961980984, 2452476230, 3923961968, 4904952460, 7847923936, 9809904920, 15695847872, 19619809840, 31391695744, 39239619680, 78479239360, 156958478720]

約数ペア:

[(1, 156958478720), (2, 78479239360), (4, 39239619680), (5, 31391695744), (8, 19619809840), (10, 15695847872), (16, 9809904920), (20, 7847923936), (32, 4904952460), (40, 3923961968), (64, 2452476230), (80, 1961980984), (128, 1226238115), (160, 980990492), (320, 490495246), (640, 245247623)]