28829900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{26209}}^1$

素因数の和:26234

約数の個数: 36

約数和(自身を含む): 68250840

約数和(自身を除く): 39420940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 26209, 52418, 104836, 131045, 262090, 288299, 524180, 576598, 655225, 1153196, 1310450, 1441495, 2620900, 2882990, 5765980, 7207475, 14414950, 28829900]

約数ペア:

[(1, 28829900), (2, 14414950), (4, 7207475), (5, 5765980), (10, 2882990), (11, 2620900), (20, 1441495), (22, 1310450), (25, 1153196), (44, 655225), (50, 576598), (55, 524180), (100, 288299), (110, 262090), (220, 131045), (275, 104836), (550, 52418), (1100, 26209)]