320153900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{26459}}^1$

素因数の和:26495

約数の個数: 54

約数和(自身を含む): 763662060

約数和(自身を除く): 443508160

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 2420, 3025, 6050, 12100, 26459, 52918, 105836, 132295, 264590, 291049, 529180, 582098, 661475, 1164196, 1322950, 1455245, 2645900, 2910490, 3201539, 5820980, 6403078, 7276225, 12806156, 14552450, 16007695, 29104900, 32015390, 64030780, 80038475, 160076950, 320153900]

約数ペア:

[(1, 320153900), (2, 160076950), (4, 80038475), (5, 64030780), (10, 32015390), (11, 29104900), (20, 16007695), (22, 14552450), (25, 12806156), (44, 7276225), (50, 6403078), (55, 5820980), (100, 3201539), (110, 2910490), (121, 2645900), (220, 1455245), (242, 1322950), (275, 1164196), (484, 661475), (550, 582098), (605, 529180), (1100, 291049), (1210, 264590), (2420, 132295), (3025, 105836), (6050, 52918), (12100, 26459)]