5204000

素因数分解:

$2^5\times 5^3\times {\mathrm{1301}}^1$

素因数の和:1326

約数の個数: 48

約数和(自身を含む): 12796056

約数和(自身を除く): 7592056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 1301, 2000, 2602, 4000, 5204, 6505, 10408, 13010, 20816, 26020, 32525, 41632, 52040, 65050, 104080, 130100, 162625, 208160, 260200, 325250, 520400, 650500, 1040800, 1301000, 2602000, 5204000]

約数ペア:

[(1, 5204000), (2, 2602000), (4, 1301000), (5, 1040800), (8, 650500), (10, 520400), (16, 325250), (20, 260200), (25, 208160), (32, 162625), (40, 130100), (50, 104080), (80, 65050), (100, 52040), (125, 41632), (160, 32525), (200, 26020), (250, 20816), (400, 13010), (500, 10408), (800, 6505), (1000, 5204), (1301, 4000), (2000, 2602)]