5271500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{811}}^1$

素因数の和:843

約数の個数: 48

約数和(自身を含む): 12413856

約数和(自身を除く): 7142356

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 811, 1300, 1622, 1625, 3244, 3250, 4055, 6500, 8110, 10543, 16220, 20275, 21086, 40550, 42172, 52715, 81100, 101375, 105430, 202750, 210860, 263575, 405500, 527150, 1054300, 1317875, 2635750, 5271500]

約数ペア:

[(1, 5271500), (2, 2635750), (4, 1317875), (5, 1054300), (10, 527150), (13, 405500), (20, 263575), (25, 210860), (26, 202750), (50, 105430), (52, 101375), (65, 81100), (100, 52715), (125, 42172), (130, 40550), (250, 21086), (260, 20275), (325, 16220), (500, 10543), (650, 8110), (811, 6500), (1300, 4055), (1622, 3250), (1625, 3244)]