25480078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:460

約数の個数: 32

約数和(自身を含む): 43045632

約数和(自身を除く): 17565554

約数列:

[1, 2, 13, 26, 31, 62, 101, 202, 313, 403, 626, 806, 1313, 2626, 3131, 4069, 6262, 8138, 9703, 19406, 31613, 40703, 63226, 81406, 126139, 252278, 410969, 821938, 980003, 1960006, 12740039, 25480078]

約数ペア:

[(1, 25480078), (2, 12740039), (13, 1960006), (26, 980003), (31, 821938), (62, 410969), (101, 252278), (202, 126139), (313, 81406), (403, 63226), (626, 40703), (806, 31613), (1313, 19406), (2626, 9703), (3131, 8138), (4069, 6262)]