20802124835

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1301}}^1\times {\mathrm{2399}}^1$

素因数の和:3779

約数の個数: 32

約数和(自身を含む): 26398310400

約数和(自身を除く): 5596185565

約数列:

[1, 5, 31, 43, 155, 215, 1301, 1333, 2399, 6505, 6665, 11995, 40331, 55943, 74369, 103157, 201655, 279715, 371845, 515785, 1734233, 3121099, 3197867, 8671165, 15605495, 15989335, 96754069, 134207257, 483770345, 671036285, 4160424967, 20802124835]

約数ペア:

[(1, 20802124835), (5, 4160424967), (31, 671036285), (43, 483770345), (155, 134207257), (215, 96754069), (1301, 15989335), (1333, 15605495), (2399, 8671165), (6505, 3197867), (6665, 3121099), (11995, 1734233), (40331, 515785), (55943, 371845), (74369, 279715), (103157, 201655)]