289014875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{491}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 384067008

約数和(自身を除く): 95052133

約数列:

[1, 5, 17, 25, 85, 125, 277, 425, 491, 1385, 2125, 2455, 4709, 6925, 8347, 12275, 23545, 34625, 41735, 61375, 117725, 136007, 208675, 588625, 680035, 1043375, 2312119, 3400175, 11560595, 17000875, 57802975, 289014875]

約数ペア:

[(1, 289014875), (5, 57802975), (17, 17000875), (25, 11560595), (85, 3400175), (125, 2312119), (277, 1043375), (425, 680035), (491, 588625), (1385, 208675), (2125, 136007), (2455, 117725), (4709, 61375), (6925, 41735), (8347, 34625), (12275, 23545)]