28368250

素因数分解:

$2^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{2141}}^1$

素因数の和:2211

約数の個数: 32

約数和(自身を含む): 54132624

約数和(自身を除く): 25764374

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 125, 250, 265, 530, 1325, 2141, 2650, 4282, 6625, 10705, 13250, 21410, 53525, 107050, 113473, 226946, 267625, 535250, 567365, 1134730, 2836825, 5673650, 14184125, 28368250]

約数ペア:

[(1, 28368250), (2, 14184125), (5, 5673650), (10, 2836825), (25, 1134730), (50, 567365), (53, 535250), (106, 267625), (125, 226946), (250, 113473), (265, 107050), (530, 53525), (1325, 21410), (2141, 13250), (2650, 10705), (4282, 6625)]