205612072

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{15199}}^1$

素因数の和:15313

約数の個数: 32

約数和(自身を含む): 410400000

約数和(自身を除く): 204787928

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 152, 178, 356, 712, 1691, 3382, 6764, 13528, 15199, 30398, 60796, 121592, 288781, 577562, 1155124, 1352711, 2310248, 2705422, 5410844, 10821688, 25701509, 51403018, 102806036, 205612072]

約数ペア:

[(1, 205612072), (2, 102806036), (4, 51403018), (8, 25701509), (19, 10821688), (38, 5410844), (76, 2705422), (89, 2310248), (152, 1352711), (178, 1155124), (356, 577562), (712, 288781), (1691, 121592), (3382, 60796), (6764, 30398), (13528, 15199)]