900209768

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{419}}^1\times {\mathrm{2659}}^1$

素因数の和:3185

約数の個数: 32

約数和(自身を含む): 1709316000

約数和(自身を除く): 809106232

約数列:

[1, 2, 4, 8, 101, 202, 404, 419, 808, 838, 1676, 2659, 3352, 5318, 10636, 21272, 42319, 84638, 169276, 268559, 338552, 537118, 1074236, 1114121, 2148472, 2228242, 4456484, 8912968, 112526221, 225052442, 450104884, 900209768]

約数ペア:

[(1, 900209768), (2, 450104884), (4, 225052442), (8, 112526221), (101, 8912968), (202, 4456484), (404, 2228242), (419, 2148472), (808, 1114121), (838, 1074236), (1676, 537118), (2659, 338552), (3352, 268559), (5318, 169276), (10636, 84638), (21272, 42319)]