139341500

素因数分解:

$2^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{6481}}^1$

素因数の和:6543

約数の個数: 48

約数和(自身を含む): 311447136

約数和(自身を除く): 172105636

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 125, 172, 215, 250, 430, 500, 860, 1075, 2150, 4300, 5375, 6481, 10750, 12962, 21500, 25924, 32405, 64810, 129620, 162025, 278683, 324050, 557366, 648100, 810125, 1114732, 1393415, 1620250, 2786830, 3240500, 5573660, 6967075, 13934150, 27868300, 34835375, 69670750, 139341500]

約数ペア:

[(1, 139341500), (2, 69670750), (4, 34835375), (5, 27868300), (10, 13934150), (20, 6967075), (25, 5573660), (43, 3240500), (50, 2786830), (86, 1620250), (100, 1393415), (125, 1114732), (172, 810125), (215, 648100), (250, 557366), (430, 324050), (500, 278683), (860, 162025), (1075, 129620), (2150, 64810), (4300, 32405), (5375, 25924), (6481, 21500), (10750, 12962)]