54989500

素因数分解:

$2^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{1549}}^1$

素因数の和:1639

約数の個数: 48

約数和(自身を含む): 121867200

約数和(自身を除く): 66877700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 125, 142, 250, 284, 355, 500, 710, 1420, 1549, 1775, 3098, 3550, 6196, 7100, 7745, 8875, 15490, 17750, 30980, 35500, 38725, 77450, 109979, 154900, 193625, 219958, 387250, 439916, 549895, 774500, 1099790, 2199580, 2749475, 5498950, 10997900, 13747375, 27494750, 54989500]

約数ペア:

[(1, 54989500), (2, 27494750), (4, 13747375), (5, 10997900), (10, 5498950), (20, 2749475), (25, 2199580), (50, 1099790), (71, 774500), (100, 549895), (125, 439916), (142, 387250), (250, 219958), (284, 193625), (355, 154900), (500, 109979), (710, 77450), (1420, 38725), (1549, 35500), (1775, 30980), (3098, 17750), (3550, 15490), (6196, 8875), (7100, 7745)]