531817400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^2\times {\mathrm{2767}}^1$

素因数の和:2845

約数の個数: 72

約数和(自身を含む): 1278110160

約数和(自身を除く): 746292760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 961, 1240, 1550, 1922, 2767, 3100, 3844, 4805, 5534, 6200, 7688, 9610, 11068, 13835, 19220, 22136, 24025, 27670, 38440, 48050, 55340, 69175, 85777, 96100, 110680, 138350, 171554, 192200, 276700, 343108, 428885, 553400, 686216, 857770, 1715540, 2144425, 2659087, 3431080, 4288850, 5318174, 8577700, 10636348, 13295435, 17155400, 21272696, 26590870, 53181740, 66477175, 106363480, 132954350, 265908700, 531817400]

約数ペア:

[(1, 531817400), (2, 265908700), (4, 132954350), (5, 106363480), (8, 66477175), (10, 53181740), (20, 26590870), (25, 21272696), (31, 17155400), (40, 13295435), (50, 10636348), (62, 8577700), (100, 5318174), (124, 4288850), (155, 3431080), (200, 2659087), (248, 2144425), (310, 1715540), (620, 857770), (775, 686216), (961, 553400), (1240, 428885), (1550, 343108), (1922, 276700), (2767, 192200), (3100, 171554), (3844, 138350), (4805, 110680), (5534, 96100), (6200, 85777), (7688, 69175), (9610, 55340), (11068, 48050), (13835, 38440), (19220, 27670), (22136, 24025)]